Inventor · disambiguated record
Hironoshin Kitagawa
Also filed as: KITAGAWA HIRONOSHIN · SHIGESADA SHIGEKI
7 granted patents·274 citations·filing 1978–2000
88Inventor score
Top patents by PatentIndex Score
7 records- 0191US6635267B1Hyaluronic acid gel, process for the preparation thereof and medical materials containing the sameDENKI KAGAKU KOGYO KK·Filed 1999·Granted Oct 21, 2003·120 cites·16 claims
- 0281US7014860B1Hyaluronic acid gel, process for producing the same, and medical material containing the sameDENKI KAGAKU KOGYO KK·Filed 2000·Granted Mar 21, 2006·46 cites·21 claims
- 0372US5728391AHyaluronic acid and its salt for treating skin diseasesDENKI KAGAKU KOGYO KK·Filed 1995·Granted Mar 17, 1998·40 cites·5 claims
- 0471US4748032AMethod for preventing deterioration of starch-containing foodsJAPAN RES & DEV ASS·Filed 1987·Granted May 31, 1988·27 cites·4 claims
- 0560US4946780AMethod for producing sodium hyaluronate by fermentation methodDENKI KAGAKU KOGYO KK·Filed 1989·Granted Aug 7, 1990·21 cites·32 claims
- 0654US4205128AProcess for producing immobilized enzyme compositionsDENKI KAGAKU KOGYO KK·Filed 1978·Granted May 27, 1980·9 cites·13 claims
- 0751US4411999AImmobilization of enzymes on granular gelatinDENKI KAGAKU KOGYO KK·Filed 1981·Granted Oct 25, 1983·11 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →