G11B 9/068
Moulding resin compositions
Official title: {Moulding resin compositions}
G11B9/068 (Moulding resin compositions) appears on 28 US grants and 0 published applications in this corpus.
Search patents in G11B- Granted patents
- 28
- Published applications
- 0
- Assignees
- 7
- Inventors
- 46
- Latest grant
- 6 Mar 1990
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 9 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- High density information record medium comprising a polymer material having a lubricant uniformly dispersed therein6 Mar 1990US 4,906,499 ATokuyama Sekisui Industry Corporation, Limited
- High density record including carbon black particles purified by electrolysis11 Oct 1988US 4,776,935 AVictor Company of Japan, Ltd.
- High density information record medium using carbon black particles surface-treated with silicone oil24 Feb 1987US 4,646,284 AVictor Company of Japan, Ltd.
- High density information records made of conductive resin compositions comprising inorganic power stabilizers27 Jan 1987US 4,639,908 AVictor Company of Japan, Ltd.
- High density information records of an electrostatic capacitance type23 Dec 1986US 4,631,717 ATokuyama Sekisui Industry Corporation, Limited
No published applications in this class yet.
Most cited
By later US patents
- Conductive molding composition33US 4,228,050 ARCA Corporation · 1980
- Molding composition24US 4,151,132 ARCA Corporation · 1979
- Conductive molding composition and discs therefrom11US 4,299,736 ARCA Corporation · 1981
- Electroconductive resin composition and a videodisc record9US 4,465,615 ATokuyama Sekisui Kogyo Kabushiki Kaisha · 1984
- Information signal record medium of the capacitance type8US 4,351,747 ANippon Zeon Co., Ltd. · 1982