Frederick Lawson
12Patents
9h-index
17Co-inventors
69Inventor score
Filing activity: Jan 21, 1986 → Feb 6, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5421291A | Animal litter containing a water-swellable clay, carboxymethylcellulose, and siliceous coated bicarbonate particles | Human Necessities | 43 | Expired |
| US5303676A | Animal litters containing a deodorizing additive | Human Necessities | 39 | Expired |
| US4740366A | Air deodorizer composition and method | Human Necessities | 33 | Expired |
| US6962129B1 | Clumping compacted bicarb litter | Human Necessities | 21 | Expired |
| US4851212A | Air deodorizer composition and method | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5295456A | Deodorizing additives for animal litters | Human Necessities | 18 | Expired |
| US5582344A | Resealable container for pulverized materials incorporating fragrance-producing ingredients | Performing Operations; Transporting | 12 | Expired |
| US9010273B2 | Absorbent composition for mitigating fecal odor | Emerging Cross-Sectional Technologies | 10 | Active |
| US8722031B2 | Animal litter deodorizing composition and method | Human Necessities | 10 | Active |
| US8156896B2 | Clump recognition animal litter | Performing Operations; Transporting | 7 | Active |
| US8273676B2 | Puffed bentonite litter | Chemistry; Metallurgy | 7 | Active |
| US9119374B2 | Animal litter composition | Human Necessities | 6 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.