Raymond P. Porter
15Patents
10h-index
10Co-inventors
69Inventor score
Filing activity: May 29, 1975 → Nov 18, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6236009A | Apparatus and method for detecting and marking indicia on articles | Performing Operations; Transporting | 154 | Expired |
| US5647583A | Apparatus and method for singulating sheets and inserting same into envelopes | Performing Operations; Transporting | 34 | Expired |
| US5975514A | Apparatus for inserting a sheet into an envelope to segregate a sheet and an envelope | Performing Operations; Transporting | 31 | Expired |
| US4103385A | Method of forming improved windshield wiper blades | Chemistry; Metallurgy | 22 | Expired |
| US6489287B1 | Detergent formulations comprising at least one water soluble polymer, or salt thereof, bearing a phosphonate group | Chemistry; Metallurgy | 19 | Expired |
| US4045838A | Surface layer for windshield wiper blades | Chemistry; Metallurgy | 15 | Expired |
| US5954323A | Computer controlled apparatus and method for inserting mail into envelopes | Performing Operations; Transporting | 15 | Expired |
| US5823521A | Computer controlled apparatus and method for inserting mail into envelopes | Performing Operations; Transporting | 14 | Expired |
| US4253877A | Anti-fouling marine paints containing microencapsulated anti-fouling agents and the process of microencapsulation | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5941516A | Computer controlled apparatus and method for inserting mail into envelopes | Performing Operations; Transporting | 10 | Expired |
| US5056767A | Device for interfacing a high-speed printer to post-printer receiving equipment | Performing Operations; Transporting | 10 | Expired |
| US5949687A | Computer controlled apparatus and method for inserting mail into envelopes | Performing Operations; Transporting | 6 | Expired |
| US3997935A | Windshield wiper blade treatment | Chemistry; Metallurgy | 4 | Expired |
| US4090272A | Windshield wiper | Performing Operations; Transporting | 3 | Expired |
| US4256683A | Heat treatment of windshield wiper blades | Performing Operations; Transporting | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.