Inventor · disambiguated record
Takao Hirota
Also filed as: HIROTA TAKAO
11 granted patents·1 pending application·51 citations·filing 1980–2008
88Inventor score
Files withMITSUBISHI CHEM IND6MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4ASAHI CHEMICAL IND1MITSUBISHI CHEM CORP1
Top patents by PatentIndex Score
12 records- 0155US4985396ADye transfer type thermal printing sheetsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Jan 15, 1991·7 cites·2 claims
- 0254US4748151AHeat transfer recording sheetMITSUBISHI CHEM IND·Filed 1986·Granted May 31, 1988·13 cites·14 claims
- 0351US5314862AThermal transfer recording sheetMITSUBISHI CHEM IND·Filed 1992·Granted May 24, 1994·6 cites·11 claims
- 0446US4276047AAnthraquinone reactive dyes for cellulose-containing fibersMITSUBISHI CHEM IND·Filed 1980·Granted Jun 30, 1981·6 cites·2 claims
- 0545US4954478AThermal dye transfer sheetMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Sep 4, 1990·4 cites·19 claims
- 0643US2010243970A1Resin black matrix, light blocking photosensitive resin composition, tft element substrate and liquid crystal display deviceMITSUBISHI CHEM CORP·Filed 2008·Application pending·0 cites
- 0741US4988666AThermal dye transfer sheetMITSUBISHI CHEM IND·Filed 1988·Granted Jan 29, 1991·3 cites·18 claims
- 0837US4600154AStatic expansive demolition agent in the three-dimensional form and process for demolishing brittle material using the sameASAHI CHEMICAL IND·Filed 1984·Granted Jul 15, 1986·5 cites·6 claims
- 0932US5256492AThermal transfer recording sheetMITSUBISHI CHEM IND·Filed 1990·Granted Oct 26, 1993·3 cites·10 claims
- 1031US5292714ADye transfer type thermal printing sheetsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Mar 8, 1994·2 cites·9 claims
- 1130US5217941ADye transfer type thermal printing sheetsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Jun 8, 1993·0 cites·11 claims
- 1225US5350730AImage-receiving sheet for thermal transfer recordingMITSUBISHI CHEM IND·Filed 1992·Granted Sep 27, 1994·2 cites·16 claims
Join the waitlist — get patent alerts
Get an alert when Takao Hirota files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →