Jack Erickson
19Patents
9h-index
15Co-inventors
69Inventor score
Filing activity: Feb 1, 1980 → May 22, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8540828B2 | Nontoxic, noncorrosive phosphorus-based primer compositions and an ordnance element including the same | Emerging Cross-Sectional Technologies | 207 | Active |
| US8206522B2 | Non-toxic, heavy-metal free sensitized explosive percussion primers and methods of preparing the same | Chemistry; Metallurgy | 206 | Active |
| US5831208A | Lead-free centerfire primer with DDNP and barium nitrate oxidizer | Chemistry; Metallurgy | 30 | Expired |
| US5610367A | Non-toxic rim-fire primer | Chemistry; Metallurgy | 29 | Expired |
| US5466315A | Non-toxic primer for center-fire cartridges | Chemistry; Metallurgy | 18 | Expired |
| US8202377B2 | Non-toxic percussion primers and methods of preparing the same | Mechanical Engineering; Lighting; Heating | 13 | Active |
| US6544363B1 | Non-toxic, heavy-metal-free shotshell primer mix | Chemistry; Metallurgy | 13 | Expired |
| US5547528A | Non-toxic primer | Chemistry; Metallurgy | 11 | Expired |
| US8524018B2 | Percussion primers comprising a primer composition and ordnance including the same | Chemistry; Metallurgy | 10 | Active |
| US5993577A | Lead-free, heavy-metal-free rim-fire priming composition dedicated for Ralph B. Lynn | Chemistry; Metallurgy | 8 | Expired |
| US4481885A | One-piece shotshell | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US8192568B2 | Non-toxic percussion primers and methods of preparing the same | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US8454769B2 | Non-toxic percussion primers and methods of preparing the same | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US7857921B2 | Nontoxic, noncorrosive phosphorus-based primer compositions | Chemistry; Metallurgy | 4 | Active |
| US4332766A | One-piece shotshell | Performing Operations; Transporting | 3 | Expired |
| US4509428A | Shotshell casing with partially telescoped basewad | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US8454770B1 | Non-toxic percussion primers and methods of preparing the same | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US4514352A | Shotshell casing with partially telescoped basewad | Emerging Cross-Sectional Technologies | 1 | Expired |
| US8470107B2 | Non-toxic, heavy-metal free explosive percussion primers and methods of preparing the same | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.