Inventor · disambiguated record
Ryota Nishiyama
Also filed as: NISHIYAMA RYOTA
4 granted patents·74 citations·filing 1979–1983
77Inventor score
Files withMITSUBISHI PAPER MILLS LTD4
Top patents by PatentIndex Score
4 records- 0162US4273825AElectric insulating sheetMITSUBISHI PAPER MILLS LTD·Filed 1979·Granted Jun 16, 1981·29 cites·4 claims
- 0259US4259398AElectrical insulating materialMITSUBISHI PAPER MILLS LTD·Filed 1979·Granted Mar 31, 1981·28 cites·8 claims
- 0351US4519873AProcess for producing fibrous sheetMITSUBISHI PAPER MILLS LTD·Filed 1983·Granted May 28, 1985·14 cites·11 claims
- 0427US4595457AOil-impregnatable insulating boardMITSUBISHI PAPER MILLS LTD·Filed 1981·Granted Jun 17, 1986·3 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →