Inventor · disambiguated record
Yoshihiko Hase
Also filed as: HASE YOSHIHIKO
4 granted patents·129 citations·filing 1975–1997
79Inventor score
Top patents by PatentIndex Score
4 records- 0190US4049538AProcess for producing high-crystalline petroleum cokeMARUZEN PETROCHEM CO LTD·Filed 1975·Granted Sep 20, 1977·67 cites·6 claims
- 0281US4108798AProcess for the production of petroleum cokeLUMMUS CO·Filed 1976·Granted Aug 22, 1978·28 cites·12 claims
- 0351US5910383AProduction process of carbonaceous material and batteryADCHEMCO CORP·Filed 1997·Granted Jun 8, 1999·28 cites·9 claims
- 0451US4040946AProcess for the production of a petroleum coke and coking crystallizer used thereofMARUZEN PETROCHEM CO LTD·Filed 1975·Granted Aug 9, 1977·6 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →