Yamasaki; Harumasa
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yamasaki; Harumasa.The latest application filed is for "organic silicon compound, method of its production, and photoreceptor for electrophotography incorporating it".
- Yamasaki; Harumasa - Wakayama JP
| Patent | Date |
|---|---|
| Organic silicon compound, method of its production, and photoreceptor for electrophotography incorporating it Grant 5,352,554 - Mishima , et al. October 4, 1 | 1994-10-04 |
| Process for preparing highly reactive, water-absorptive resin Grant 4,727,097 - Kobayashi , et al. February 23, 1 | 1988-02-23 |
| Absorptive material Grant 4,666,975 - Yamasaki , et al. May 19, 1 | 1987-05-19 |
| Process for producing water-absorbent materials having excellent water absorption properties Grant 4,459,396 - Yamasaki , et al. July 10, 1 | 1984-07-10 |
| Process for preparation of high water-absorbent polymer beads Grant 4,446,261 - Yamasaki , et al. May 1, 1 | 1984-05-01 |
| Disposable diaper Grant 4,357,938 - Ito , et al. November 9, 1 | 1982-11-09 |
| Process for preparation of spontaneously-crosslinked alkali metal acrylate polymers Grant 4,093,776 - Aoki , et al. June 6, 1 | 1978-06-06 |
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