Inventor · disambiguated record
Katsuhiko Sakura
Also filed as: SAKURA KATSUHIKO
4 granted patents·35 citations·filing 1993–2001
73Inventor score
Files withNIPPON STEEL CHEMICAL CO4
Top patents by PatentIndex Score
4 records- 0158US6329556B1Process for preparing bisphenol ANIPPON STEEL CHEMICAL CO·Filed 1999·Granted Dec 11, 2001·26 cites·2 claims
- 0253US6491795B2Process for recovering benzyl benzoateNIPPON STEEL CHEMICAL CO·Filed 2001·Granted Dec 10, 2002·3 cites·16 claims
- 0345US5300699AProcess for preparing bisphenol A of good heat stabilityNIPPON STEEL CHEMICAL CO·Filed 1993·Granted Apr 5, 1994·3 cites·9 claims
- 0443US5371302AProcess for preparing prilled bisphenol ANIPPON STEEL CHEMICAL CO·Filed 1993·Granted Dec 6, 1994·3 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →