Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7063608 | Grinding wheel having core body coated with impermeable coating | Kazumasa Yoshida, Kensei Shimura | 2006-06-20 |
| 6846233 | Segmental type grinding wheel | Takeshi Nonogawa | 2005-01-25 |
| 6589304 | Method of bonding porous abrasive solid mass to base member with provision of sealing film on bonding surface of the abrasive solid mass | Toshimichi Nakagawa, Kazumasa Yoshida | 2003-07-08 |
| 5888456 | Catalytic converter | Shigeharu Hashimoto, Takahisa Kaneko, Yasushi Kato | 1999-03-30 |
| 5680503 | Honeycomb heater having a portion that is locally quickly heated | Fumio Abe | 1997-10-21 |
| 5664049 | Honeycomb heater | Masato Ogawa, Keiji Noda | 1997-09-02 |
| 5651088 | Resistive honeycomb heater having locally quickly heated regions for use in an exhaust gas purification system | Fumio Abe, Shigeharu Hashimoto | 1997-07-22 |
| 5649049 | Honeycomb heater having large hydraulic diameter orifices to narrow current flow | Fumio Abe, Keiji Noda | 1997-07-15 |
| 5614155 | Heater unit and catalytic converter | Fumio Abe, Shigeharu Hashimoto | 1997-03-25 |
| 5533167 | Honeycomb heater element having front region adapted to heat quickly | Masato Ogawa, Keiji Noda | 1996-07-02 |
| 5526462 | Honeycomb heater with mounting means preventing axial-displacement and absorbing radial displacement | Tadato Ito, Yuji Deguchi | 1996-06-11 |
| 5463206 | Heater unit | Fumio Abe, Yuuji Deguchi | 1995-10-31 |
| 5446264 | Honeycomb heater | Fumio Abe | 1995-08-29 |
| 5399841 | Honeycomb heater | Fumio Abe, Kenichi Tanaka | 1995-03-21 |
| 5376610 | Catalyst for exhaust gas purification and method for exhaust gas purification | Toshio Takahata, Hideharu Ehara, Fuminori Yamanashi, Katsuhiro Shibata, Fumio Abe +2 more | 1994-12-27 |
| 5288975 | Resistance adjusting type heater | — | 1994-02-22 |
| 5245825 | Honeycomb monolith heater | Tsuneaki Ohhashi, Nobuo Tsuno | 1993-09-21 |
| 5202547 | Resistance adjusting type heater | Fumio Abe, Hiroshige Mizuno, Takashi Harada | 1993-04-13 |
| 5202548 | Resistance adjusting type heater | Fumio Abe | 1993-04-13 |