John Lee
39Patents
10h-index
60Co-inventors
78Inventor score
Filing activity: Sep 23, 1977 → Dec 1, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6905600B2 | Method and apparatus for the treatment of particulate biodegradable organic waste | Emerging Cross-Sectional Technologies | 44 | Expired |
| US5227498A | Squarylium dyes, and processes and intermediates for the preparation thereof | Performing Operations; Transporting | 14 | Expired |
| US5492795A | Squarylium dyes, and processes and intermediates for the preparation thereof | Performing Operations; Transporting | 14 | Expired |
| US5354873A | Squarylium dyes, and processes and intermediates for the preparation thereof | Performing Operations; Transporting | 14 | Expired |
| US5795981A | Processes for the preparation of squarylium dyes | Performing Operations; Transporting | 12 | Expired |
| US4315387A | Ground anchor stake device | Fixed Constructions | 12 | Expired |
| USD811469S1 | Eyeglasses | General | 12 | Active |
| US4309797A | Coupling device for animal collars | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4174553A | Coupling device for animal collars | Emerging Cross-Sectional Technologies | 10 | Expired |
| USD494383S1 | Audio and video equipment cabinet | General | 10 | Expired |
| US7311834B2 | Apparatus for the treatment of particulate biodegradable organic waste | Emerging Cross-Sectional Technologies | 10 | Active |
| US4416971A | Novel xanthene compounds and their photographic use | Physics | 8 | Expired |
| US4668738A | Process for promoting syneresis in high rubber ABS latex | Chemistry; Metallurgy | 8 | Expired |
| US9889103B2 | Method for the preparation of N-acetyl cysteine amide | Chemistry; Metallurgy | 6 | Active |
| US9763902B2 | Method for preparation of N-acetyl cysteine amide | Chemistry; Metallurgy | 6 | Active |
| US4781463A | Method and apparatus for use in measurement of the position of a line or edge of an object | Physics | 6 | Expired |
| USD896303S1 | Eyeglasses | General | 5 | Active |
| US7968760B2 | Treatment of particulate biodegradable organic waste by thermal hydrolysis using condensate recycle | Chemistry; Metallurgy | 5 | Active |
| US4617402A | Novel xanthene compounds and their photographic use | Physics | 5 | Expired |
| US5231190A | Squarylium compounds, and processes and intermediates for the synthesis of these compounds | Physics | 5 | Expired |
| US6482950B1 | Squarylium compounds, and processes and intermediates for the synthesis of these compounds | Physics | 4 | Expired |
| US7077518B1 | Eyeglass temple assembly | Physics | 3 | Expired |
| US10590038B1 | Producing cementitious materials with improved hydrophobicity and strength using reclaimed waste substances | Emerging Cross-Sectional Technologies | 3 | Active |
| US4139704A | Cyclic amino containing benzisothiazoles | Chemistry; Metallurgy | 2 | Expired |
| US4178447A | Novel synthesis of 3,3-substituted dihydrobenzisothiazole-1,1-dioxides and -2,3-dihydronaphtho-1,2-thiazine-1,1-dioxides | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.