Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5849073 | Pigment for sensing gas leakage and process for producing the same | Masashi Sakamoto, Haruo Okuda | 1998-12-15 |
| 5837050 | Ultrafine iron-containing rutile titanium oxide and process for producing the same | Haruo Okuda, Akihito Sakai, Masakazu Hattori | 1998-11-17 |
| 5714260 | Ultrafine iron-containing rutile titanium oxide and process for producing the same | Haruo Okuda, Akihito Sakai, Masakazu Hattori | 1998-02-03 |
| 5705098 | Acicular electroconductive tin oxide fine particles and process for producing same | Haruo Okuda, Hideo Takahashi, Norihiko Sanefuji | 1998-01-06 |
| 5575957 | Acicular electroconductive tin oxide fine particles and process for producing same | Haruo Okuda, Hideo Takahashi, Norihiko Sanefuji | 1996-11-19 |
| 4405376 | Titanium dioxide pigment and process for producing same | Mamoru Matsunaga, Teruo Usami, Haruo Okuda | 1983-09-20 |