"Invention is the most important product of man's creative brain. The ultimate purpose is the complete mastery over the material world, the harnessing of human nature to human needs."
Nikola Tesla
At Simpson & Simpson, we help inventors and companies patent inventions. Our patent attorneys in Western New York and South Florida have secured hundreds of patents.
As a service to our valued clients, Simpson & Simpson is pleased to provide downloadable links to patents our attorneys have obtained over the years. As an additional service, some of our clients have requested that their entire patent portfolios be posted on our web site.
The data and files provided on this website are for informational purposes only, and should not be used for docketing purposes. Simpson & Simpson, PLLC makes no guarantee, warranty, or representation, expressed or implied, with regard to the accuracy, completeness, usefulness, timeliness, or suitability of the data and files provided on this website.
Please contact one of our patent attorneys with any specific questions.
| Patent No. | Category | Year | Title | Inventor | Assignee | Date of Issue |
|---|---|---|---|---|---|---|
| 5,813,659 | Mechanical | 1998 | Manual Hoist for Use by Auto Mechanics | Timothy Heidle | 09/29/1998 | |
| 5,812,311 | Optics | 1998 | Microscope Having Extended Specimen Stage Travel | Karl Kragolnik | Leica AG | 09/22/1998 |
| 5,810,649 | Mechanical | 1998 | Tool Guide for Sharpening Woodcarving and Tools | Ross C. Oar, Eric J. Oar; | Barbara Oar | 09/22/1998 |
| 5,807,978 | Biotechnology | 1998 | Immunogenic Peptides of Prostate Specific Antigen | William J. Kokolus, Herbert A. Fritsche, Dennis A. Johnston | 09/15/1998 | |
| 5,808,526 | Electronics | 1998 | Comb-Line Filter | Daniel P. Kaegebein | TX RX Systems Inc. | 09/15/1998 |
| 5,805,464 | Mechanical | 1998 | Dynamic Balancer Electronic Angle Finder | Wayne B. Cameron, Roger J. Morella, Jr., Aaron C. Clarke, Daniel J. Pilsbury | Dynamics Research Corp. | 09/08/1998 |
| 5,799,776 | Mechanical | 1998 | Method and Apparatus for Adjusting Pressure on Scraper Blades | Troy D. Dolan | 09/01/1998 | |
| 5,797,331 | Mechanical | 1998 | Counterbalanced Table Mechanism | Richard L. Watt | Weber Knapp Company | 08/25/1998 |
| 5,797,481 | Mechanical | 1998 | Modular Conveyor System | John E. Uber, Carl A. Matson, Eugene A. Helmetsie | Hi-Speed Checkweigher Co., Inc. | 08/25/1998 |
| 5,793,525 | Optics | 1998 | Apparatus for Adjusting the Viewing Angle of a Microscope | Jeffrey M. Sabin, Christopher L. Wyatt, Mark R. King | Leica Inc. | 08/11/1998 |
| 5,790,993 | Mechanical | 1998 | Automatic Futon Frame | John K. Roma, James D. Stuart | Otis Bed Manufacturing Company, Inc. | 08/11/1998 |
| 5,791,579 | Mechanical | 1998 | Overload Prevention Clutch Assembly | Julian J. Raphael, Neil S. Pennington | Columbus McKinnon Corporation | 08/11/1998 |
| 5,791,263 | Mechanical | 1998 | Adjustable Work Surface | Richard L. Watt, Donald R. Pangborn | Weber Knapp Company | 08/11/1998 |
| 5,779,633 | Optics | 1998 | Tonometer Air Pulse Generator | David A. Luce | Leica Inc. | 07/14/1998 |
| 5,769,360 | Mechanical | 1998 | Easy Transport Seat | Steven Kerbis, Daniel D. Cook | Research Foundation of the State University of New York | 06/23/1998 |
| 5,764,144 | Mechanical | 1998 | Tarpaulin Alarm System | Thomas L. Falkiner, Daniel J. Carter | Itza Snap Inc. | 06/09/1998 |
| 5,762,165 | Mechanical | 1998 | Stroke Indicator | Gary E. Crewson | 06/09/1998 | |
| 5,758,593 | Mechanical | 1998 | Port Assembly for Marine Vessel | James H. Kyle | Pompanette, Inc. | 06/02/1998 |
| 5,754,273 | Optics | 1998 | Non-Contact Tonometer Having Off-Axis Fluid Pulse System | David A. Luce | Leica Inc. | 05/19/1998 |
| 5,752,535 | Mechanical | 1998 | Crutch | Ward L. Sanders | 05/19/1998 | |
| 5,741,108 | Mechanical | 1998 | Drum Emptying Apparatus | John I. Rolfe | 04/21/1998 | |
| 5,727,804 | Mechanical | 1998 | Wheeled Load Connector for Pickup Truck | Robert C. Metzger | Tammy Ann Metzger, Lynette Metzger-Metro | 03/17/1998 |
| 5,722,532 | Mechanical | 1998 | Convergent/Divergent Product Conveyor | David A. Troisi, John E. Uber | Hi-Speed Checkweigher Co., Inc. | 03/03/1998 |
| D391,626 | Design | 1998 | Design for the Tank of a Hand Operated Compressed Air Sprayer | Clark F. Spriegel | R.E. Chapin Manufacturing Works, Inc. | 03/03/1998 |
| 5,722,624 | Mechanical | 1998 | Laptop Computer Support | Richard L. Watt, Keith R. Ptak | Weber Knapp Company | 03/03/1998 |
| 5,722,528 | Mechanical | 1998 | Method and Apparatus for Cleaning Conveyor Belts | Troy D. Dolan | Conveyor Services Corp. | 03/03/1998 |
| 5,711,602 | Mechanical | 1998 | Motorized Stirring Mechanism for a Pot | Wesley Rohring, John A. Cecala | 01/27/1998 | |
| 5,703,173 | Chemical | 1997 | Transition Metallohalopolymers | Timothy S. Koloski, Terrence G. Vargo | Integument Technologies, Inc. | 12/30/1997 |
| 5,701,991 | Mechanical | 1997 | Clamping Mechanism | Eugene Helmetsie | Hi-Speed Checkweigher Co., Inc. | 12/30/1997 |
| 5,698,750 | Chemical | 1997 | Methods for Purifying and Recovering Contaminated Refrigerants with Aqueous Solutions of Bases | Robert W. Mouk, Albert E. Abel | Commodore Laboratories, Inc. | 12/16/1997 |
| 5,685,673 | Mechanical | 1997 | Twist Drill with Reverse Flutes | Wayne C. Jarvis | 11/11/1997 | |
| D385,171 | Design | 1997 | Muffler for a Pneumatically Powered Tool | Frank D. Lehman | Dynabrade, Inc. | 10/21/1997 |
| 5,676,052 | Mechanical | 1997 | Apparatus and Method for Tensioning a Silk Screen | Peter F. Wegrzyn, Matthew D. Murphy | 10/14/1997 | |
| 5,678,231 | Chemical | 1997 | Methods of Decontaminating Substates with In-Situ Generated Cyanides | Robert W. Mouk, Alan F. Heyduk, Albert E. Abel | Commodore Laboratories, Inc. | 10/14/1997 |
| 5,675,442 | Mechanical | 1997 | Microscope Lens Guide System | Scott Parks | Leica Inc. | 10/07/1997 |
| 5,669,562 | Mechanical | 1997 | Telescoping Infeed Conveyer | Mark A. Smith | Columbus McKinnon Corporation | 09/23/1997 |
| 5,671,039 | Mechanical | 1997 | Glare Tester | Bernard Grolman | Leica Inc. | 09/23/1997 |
| 5,664,888 | Mechanical | 1997 | Zero Clearance Bearing | Jeffrey M. Sabin | Leica Inc. | 09/09/1997 |
| 5,647,061 | Mechanical | 1997 | Headband Having Eyeglass Securing Means | John J. Marcus | 07/15/1997 | |
| 5,627,762 | Mechanical | 1997 | Computer Implemented Balancer | Wayne B. Cameron, Roger J. Morella, Jr., Donald W. Davis | Dynamics Research Corp. | 05/06/1997 |
| 5,627,079 | Chemical | 1997 | Refunctionalized Oxyfluorinated Surfaces | Joseph A. Gardella, Jr., Terrence G. Vargo | The Research Foundation of State University of New York | 05/06/1997 |
| 5,625,492 | Optics | 1997 | Color Compensation Filter | Claus Gunkel, Erwin Hisge | Leica Mikroskopie und Systeme GmbH | 04/29/1997 |
| 5,621,565 | Mechanical | 1997 | Protraction Device for a Measuring Microscope | Reinhardt Lihl, Kurt Salzmann, Gerhold Garkisch | Leica AG | 04/15/1997 |
| 5,618,508 | Chemical | 1997 | Process for Purifying Exhaust Gas Using Modified Calcium Hydroxide | Hermann Suchenwirth, Roland Fichtel | FTU GmbH Technische Entwicklung und Forschung Im Umweltschutz | 04/08/1997 |
| 5,616,821 | Chemical | 1997 | Methods for Purifying and Recovering Contaminated Refrigerants with Solutions of Bases in Organic Solvents | Robert W. Mouk, Albert E. Abel | Commodore Laboratories, Inc. | 04/01/1997 |
| 5,613,238 | Chemical | 1997 | Methods of Decontaminating Soils Containing Hazardous Metals | Robert W. Mouk, Alan F. Heyduk, Albert E. Abel | Commodore Applied Technologies, Inc. | 03/18/1997 |
| 5,602,640 | Optics | 1997 | Lensmeter Accessory | Christopher J. Percival | Leica Inc. | 02/11/1997 |
| 5,602,295 | Chemical | 1997 | Methods for the Elimination of Cyanides in the Dehalogenation of Halofluorocarbons | Marc W. Abel, Robert W. Mouk, Alan F. Heyduk, Albert E. Abel | Commodore Laboratories, Inc. | 02/11/1997 |
| 5,595,530 | Mechanical | 1997 | Reciprocating Sander | Richard A. Heidelberger | Dynabrade, Inc. | 01/21/1997 |
| 5,587,748 | Optics | 1996 | Joystick Override Control for An Ophthalmic Instrument | David A. Luce, Donald E. Miller | Leica Inc. | 12/24/1996 |
"Invention is the most important product of man's creative brain. The ultimate purpose is the complete mastery over the material world, the harnessing of human nature to human needs."
Nikola Tesla