Inventor · disambiguated record
Keiji Tomioka
Also filed as: TOMIOKA KEIJI
3 granted patents·1 pending application·40 citations·filing 2002–2011
69Inventor score
Top patents by PatentIndex Score
4 records- 0172US6609383B1Cryogenic refrigeration systemTOKAI RYOKAKU TETSUDO KK·Filed 2002·Granted Aug 26, 2003·27 cites·6 claims
- 0258US8418867B2Container refrigeration unit and method for fabricating the sameIKEMIYA MAKOTO·Filed 2008·Granted Apr 16, 2013·3 cites·4 claims
- 0352US6615591B1Cryogenic refrigeration systemTOKAI RYOKAKU TETSUDO KK·Filed 2002·Granted Sep 9, 2003·10 cites·15 claims
- 0435US2013175351A1Expansion valveKIKUCHI YOSHIMASA·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →