Inventor · disambiguated record
Yoshio Sohda
Also filed as: SOHDA YOSHIO
19 granted patents·274 citations·filing 1983–2001
95Inventor score
Top patents by PatentIndex Score
19 records- 0191US5045356AProcess for producing carbon/carbon composite having oxidation resistanceNIPPON OIL CO LTD·Filed 1989·Granted Sep 3, 1991·56 cites·4 claims
- 0284US5614134AProcess for preparing carbon/carbon composite preform and carbon/carbon compositeNIPPON OIL CO LTD·Filed 1995·Granted Mar 25, 1997·39 cites·12 claims
- 0379US5114635AProcess for producing carbon material and carbon/carbon compositesKAWASAKI HEAVY IND LTD·Filed 1988·Granted May 19, 1992·33 cites·10 claims
- 0469US5057254AProcess for producing carbon/carbon compositesNIPPON OIL CO LTD·Filed 1989·Granted Oct 15, 1991·22 cites·5 claims
- 0567US6660383B2Multifibrous carbon fiber and utilization thereofNIPPON MITSUBISHI OIL CORP·Filed 2001·Granted Dec 9, 2003·7 cites·21 claims
- 0665US4849200AProcess for fabricating carbon/carbon compositeNIPPON OIL CO LTD·Filed 1988·Granted Jul 18, 1989·14 cites·12 claims
- 0759US5093156AProcess for preparing carbon materialNIPPON OIL CO LTD·Filed 1990·Granted Mar 3, 1992·15 cites·6 claims
- 0851US5399378AProcess of manufacturing carbon fibers with high chemical stabilityNIPPON OIL CO LTD·Filed 1990·Granted Mar 21, 1995·9 cites·11 claims
- 0951US4574077AProcess for producing pitch based graphite fibersNIPPON OIL CO LTD·Filed 1984·Granted Mar 4, 1986·6 cites·5 claims
- 1050US5433937AProcess for producing carbon preformNIPPON OIL CO LTD·Filed 1993·Granted Jul 18, 1995·10 cites·14 claims
- 1148US4656022AProcess for producing pitch carbon fibersNIPPON OIL CO LTD·Filed 1986·Granted Apr 7, 1987·7 cites·4 claims
- 1248US4534950AProcess for producing carbon fibersNIPPON OIL CO LTD·Filed 1983·Granted Aug 13, 1985·5 cites·8 claims
- 1345US6056912AProcess for producing carbon-fiber-reinforced composite materialNIPPON OIL CO LTD·Filed 1998·Granted May 2, 2000·12 cites·5 claims
- 1445US4788050AProcess for producing pitch-based carbon fibersNIPPON OIL CO LTD·Filed 1987·Granted Nov 29, 1988·6 cites·5 claims
- 1543US5181979AProcess for preparing carbon/carbon compositeNIPPON OIL CO LTD·Filed 1991·Granted Jan 26, 1993·7 cites·11 claims
- 1641US5935359AProcess for producing carbonaceous preformNIPPON OIL CO LTD·Filed 1997·Granted Aug 10, 1999·8 cites·12 claims
- 1741US5622660AProcess for producing carbon fiber fabricsNIPPON OIL CO LTD·Filed 1995·Granted Apr 22, 1997·7 cites·8 claims
- 1841US5192471AProcess for preparing carbon/carbon compositeNIPPON OIL CO LTD·Filed 1991·Granted Mar 9, 1993·5 cites·12 claims
- 1940US5523035AProcess for producing carbonaceous materialNIPPON OIL CO LTD·Filed 1993·Granted Jun 4, 1996·6 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →