Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10562783 | Processing of alumina | — | 2020-02-18 |
| 6355075 | Polishing composition | Katsuyoshi Ina, David M. Shemo, Tetsuji Hori | 2002-03-12 |
| 6332831 | Polishing composition and method for producing a memory hard disk | David M. Shemo, Toshiki Owaki | 2001-12-25 |
| 6328774 | Polishing composition and method for producing a memory hard disk | David M. Shemo, Toshiki Owaki | 2001-12-11 |
| 6280490 | Polishing composition and method for producing a memory hard disk | David M. Shemo, Toshiki Owaki | 2001-08-28 |
| 6258140 | Polishing composition | David M. Shemo, Toshiki Owaki | 2001-07-10 |