Toshiyuki Hamanaka
Inventor
Stats
- 27 total patents issued
- 28 total patents filed
- most recent filing
This is official USPTO record data
Details
- 27 Issued Patents
- 28 Filed Patents
- 560 Total Citation Count
- Oct 28, 2002 Most Recent Filing
- Apr 6, 1983 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| NGK INSULATORS, LTD. | 3 3 3 1 2 6 2 1 1 1 1 4 | 1983 1984 1986 1987 1988 1989 1990 1991 1998 2000 2001 2002 |
Inventor Addresses
| Address | Duration |
|---|---|
| Nagoya, JP | Nov 18, 03 - Nov 18, 03 |
| Suzuka, JP | Dec 25, 84 - Nov 21, 06 |
| Suzuka-city, JP | Dec 12, 02 - Dec 12, 02 |
Technology Profile
| Technology | # of Patents | |
|---|---|---|
| B01D: | SEPARATION | 4 |
| B01J: | CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS | 2 |
| B28B: | SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER | 2 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 7,138,002 | 2006 | Honeycomb structure and process for production thereof | 21 |
| 7,122,237 | 2006 | Honeycomb filter and method for manufacturing the same | 3 |
| 6,942,712 | 2005 | Honeycomb filter for exhaust gas purification | 6 |
| 6,797,666 | 2004 | Honeycomb filter and process for production thereof | 16 |
| 6,649,244 | 2003 | Ceramic honeycomb catalyst carrier and method of producing the same | 3 |
