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Takasago, Japan

Hirokazu Tsukahara

USPTO Granted Patents = 14

Average Co-Inventor Count = 2.6

ph-index = 5

Forward Citations = 74(Granted Patents)

Location History:

Kyoto, JA (1976)
Takasago, JP (1981 - 1985)
Kanamachi, JP (1988 - 1989)
Ushiku, JP (1992)
Tokyo, JP (1987 - 1993)

Company Filing History:

Mitsubishi Paper Mills Limited

Years Active: 1976-1993

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14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5252393 - Thermal delayed-tack adhesive compositions and thermal delayed-tack (1993-10-12),

2. 5112797 - Donor sheet for pressure-sensitive image recording (1992-05-12),

3. 4833023 - Thermal delayed tack sheets (1989-05-23),

4. 4775417 - Color developer (1988-10-04),

5. 4745026 - Thermal delayed tack sheets (1988-05-17),

6. 4737587 - Colorless carbazole dyes for recording materials (1988-04-12),

7. 4711749 - Process for producing microcapsules (1987-12-08),

8. 4550328 - Image-receiving color-forming sheet for transfer electrophotography (1985-10-29),

9. 4327148 - Self-contained color forming pressure sensitive record paper of the (1982-04-27),

10. 4296948 - Color-developing sheet for no-carbon copying process (1981-10-27),

11. 4291102 - Desensitizer for no-carbon copy paper (1981-09-22),

12. 4268634 - Desensitizer for no-carbon copy paper (1981-05-19),

13. 3963779 - Novel organic photoconductive compound (1976-06-15),

14. 3932182 - An organic photoconductive composition comprising an organic (1976-01-13),

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