Inventor · disambiguated record
Toshifumi Yamana
Also filed as: YAMANA TOSHIFUMI
6 granted patents·23 citations·filing 1980–1985
77Inventor score
Files withRINNAI KK6
Top patents by PatentIndex Score
6 records- 0144US4406613ASafety apparatus for room heating deviceRINNAI KK·Filed 1981·Granted Sep 27, 1983·9 cites·4 claims
- 0233US4396370ACombustion safety apparatusRINNAI KK·Filed 1980·Granted Aug 2, 1983·7 cites·4 claims
- 0330US4398882ACombustion safety apparatusRINNAI KK·Filed 1980·Granted Aug 16, 1983·4 cites·4 claims
- 0429US4640261ACeramic burner plate for gas combustionRINNAI KK·Filed 1985·Granted Feb 3, 1987·1 cites·5 claims
- 0527US4583937ACombustion apparatus with control means including an oxygen sensing probe and probe thereforRINNAI KK·Filed 1980·Granted Apr 22, 1986·2 cites·11 claims
- 0626US4404420ACombustion detecting elementRINNAI KK·Filed 1981·Granted Sep 13, 1983·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →