Katsumi Sekiguchi
14Patents
8h-index
28Co-inventors
68Inventor score
Filing activity: Feb 11, 1982 → Jun 25, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4748206A | Polyolefin composition and the same used for vehicle exterior members | Chemistry; Metallurgy | 69 | Expired |
| US4734450A | Polypropylene-base resin composition containing an inorganic filler and 0.01 to 0.6 wt. % of carbon black | Chemistry; Metallurgy | 46 | Expired |
| US4480065A | Polypropylene-base resin composition | Chemistry; Metallurgy | 44 | Expired |
| US4510079A | Electrically-conductive resin composition | Chemistry; Metallurgy | 36 | Expired |
| US4425262A | Electroconductive resin composition | Chemistry; Metallurgy | 28 | Expired |
| US4705818A | Polypropylene-base resin composition | Chemistry; Metallurgy | 23 | Expired |
| US4891392A | Production process of polyolefin resin composition containing inorganic filler | Chemistry; Metallurgy | 18 | Expired |
| US5256734A | Polypropylene resin composition and method for manufacturing coated molded article of the resin composition | Chemistry; Metallurgy | 11 | Expired |
| US4626565A | Preparation process for polypropylene-base resin compositions | Chemistry; Metallurgy | 7 | Expired |
| US4724057A | Process of pretreatment prior to paint coating | Performing Operations; Transporting | 7 | Expired |
| US5324771A | Polypropylene resin compositions, coating process for moldings thereof and its coated moldings | Chemistry; Metallurgy | 6 | Expired |
| US4481131A | Electroconductive resin composition | Chemistry; Metallurgy | 3 | Expired |
| US5247007A | Polypropylene resin composition and method for coating molded products of the resin composition | Chemistry; Metallurgy | 2 | Expired |
| US6075086A | Polypropylene resin composition and method for coating molded products of the resin composition | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.