Inventor · disambiguated record
Zenji Matsumoto
Also filed as: MATSUMOTO ZENJI
5 granted patents·99 citations·filing 1975–1990
82Inventor score
Top patents by PatentIndex Score
5 records- 0185US4008994AApparatus and method for regeneration of spent wet active carbonJAPAN GASOLINE·Filed 1975·Granted Feb 22, 1977·33 cites·14 claims
- 0276US4007014AActivated carbon revivification equipmentTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1975·Granted Feb 8, 1977·21 cites·4 claims
- 0371US4221560AApparatus for regeneration of wet spent active carbonJGC CORP·Filed 1978·Granted Sep 9, 1980·14 cites·8 claims
- 0469US4120644AApparatus for regeneration of spent active carbonJGC CORP·Filed 1977·Granted Oct 17, 1978·18 cites·9 claims
- 0564US5019162AActivated carbon for recovery of goldTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1990·Granted May 28, 1991·13 cites·2 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →