Inventor · disambiguated record
Chikafumi Tanaka
Also filed as: TANAKA CHIKAFUMI
2 granted patents·1 pending application·65 citations·filing 1990–2005
65Inventor score
Top patents by PatentIndex Score
3 records- 0179US5071906APolarizing film and process for the production of the sameUNITIKA LTD·Filed 1990·Granted Dec 10, 1991·50 cites·10 claims
- 0253US6235185B1Method of and apparatus for producing ultrafine metal compound particlesUNITIKA LTD·Filed 1999·Granted May 22, 2001·15 cites·12 claims
- 0337US2005232561A1Porous plastic optical transmission article and method for its productionASAHI GLASS CO LTD·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →