Inventor · disambiguated record
Kiyoshige Hayashi
Also filed as: HAYASHI KIYOSHIGE
6 granted patents·217 citations·filing 1974–1980
86Inventor score
Top patents by PatentIndex Score
6 records- 0190US4049538AProcess for producing high-crystalline petroleum cokeMARUZEN PETROCHEM CO LTD·Filed 1975·Granted Sep 20, 1977·67 cites·6 claims
- 0289US4202868AProduction of high-density carbon materialsMARUZEN PETROCHEM CO LTD·Filed 1977·Granted May 13, 1980·46 cites·11 claims
- 0385US4312742AProcess for the production of a petroleum pitch or coke of a high purityHI MAX LTD·Filed 1980·Granted Jan 26, 1982·53 cites·8 claims
- 0481US4108798AProcess for the production of petroleum cokeLUMMUS CO·Filed 1976·Granted Aug 22, 1978·28 cites·12 claims
- 0574US3959115AProduction of petroleum cokesMARUZEN PETROCHEM CO LTD·Filed 1974·Granted May 25, 1976·17 cites·3 claims
- 0651US4040946AProcess 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 →