Inventor · disambiguated record
Hirokazu Tsukahara
Also filed as: TSUKAHARA HIROKAZU
14 granted patents·136 citations·filing 1972–1992
91Inventor score
Files withMITSUBISHI PAPER MILLS LTD14
Top patents by PatentIndex Score
14 records- 0187US4745026AThermal delayed tack sheetsMITSUBISHI PAPER MILLS LTD·Filed 1987·Granted May 17, 1988·53 cites·15 claims
- 0268US3963779ANovel organic photoconductive compoundMITSUBISHI PAPER MILLS LTD·Filed 1972·Granted Jun 15, 1976·10 cites·6 claims
- 0364US4711749AProcess for producing microcapsulesMITSUBISHI PAPER MILLS LTD·Filed 1985·Granted Dec 8, 1987·19 cites·6 claims
- 0462US5252393AThermal delayed-tack adhesive compositions and thermal delayed-tack adhesive sheetsMITSUBISHI PAPER MILLS LTD·Filed 1992·Granted Oct 12, 1993·26 cites·20 claims
- 0559US4737587AColorless carbazole dyes for recording materialsMITSUBISHI PAPER MILLS LTD·Filed 1986·Granted Apr 12, 1988·5 cites·5 claims
- 0647US4833023AThermal delayed tack sheetsMITSUBISHI PAPER MILLS LTD·Filed 1988·Granted May 23, 1989·10 cites·13 claims
- 0743US4291102ADesensitizer for no-carbon copy paperMITSUBISHI PAPER MILLS LTD·Filed 1979·Granted Sep 22, 1981·4 cites·7 claims
- 0837US3932182AAn organic photoconductive composition comprising an organic photoconductive compound and a sensitizing compound having an active methylene groupMITSUBISHI PAPER MILLS LTD·Filed 1974·Granted Jan 13, 1976·2 cites·10 claims
- 0932US4268634ADesensitizer for no-carbon copy paperMITSUBISHI PAPER MILLS LTD·Filed 1977·Granted May 19, 1981·1 cites·2 claims
- 1031US4775417AColor developerMITSUBISHI PAPER MILLS LTD·Filed 1987·Granted Oct 4, 1988·0 cites·11 claims
- 1130US4550328AImage-receiving color-forming sheet for transfer electrophotographyMITSUBISHI PAPER MILLS LTD·Filed 1983·Granted Oct 29, 1985·1 cites·7 claims
- 1230US4327148ASelf-contained color forming pressure sensitive record paper of the single coating typeMITSUBISHI PAPER MILLS LTD·Filed 1979·Granted Apr 27, 1982·3 cites·3 claims
- 1330US4296948AColor-developing sheet for no-carbon copying processMITSUBISHI PAPER MILLS LTD·Filed 1979·Granted Oct 27, 1981·2 cites·7 claims
- 1428US5112797ADonor sheet for pressure-sensitive image recordingMITSUBISHI PAPER MILLS LTD·Filed 1990·Granted May 12, 1992·0 cites·3 claims
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