Inventor · disambiguated record
Hiroshi Toshima
Also filed as: TOSHIMA HIROSHI
5 granted patents·109 citations·filing 1993–2005
81Inventor score
Top patents by PatentIndex Score
5 records- 0185US7491313B2Two-step hydroprocessing method for heavy hydrocarbon oilEXXONMOBIL RES & ENG CO·Filed 2005·Granted Feb 17, 2009·31 cites·11 claims
- 0272US5633042AProcess for manufacturing prepregs for use as electric insulating materialMATSUSHITA ELECTRIC WORKS LTD·Filed 1996·Granted May 27, 1997·34 cites·14 claims
- 0370US6306289B1Catalyst for hydrogenation treatment and method for hydrogenation treatment of hydrocarbon oilTONEN CORP·Filed 1999·Granted Oct 23, 2001·37 cites·22 claims
- 0434US5944983AHydrotreating catalyst and hydrotreating process of hydrocarbon oil by using the sameTONEN CORP·Filed 1998·Granted Aug 31, 1999·6 cites·2 claims
- 0530US5395607AHigh compressive strength pitch based carbon fiberTONEN CORP·Filed 1993·Granted Mar 7, 1995·1 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →