Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D630238 | Camera stand | Yohei Fukuma | 2011-01-04 |
| D570395 | Lighting device for camera | Ryuta Kanno, Hirohisa Tanaka | 2008-06-03 |
| D552146 | Camera | Hirohisa Tanaka | 2007-10-02 |
| D539319 | Camera housing | Hirohisa Tanaka | 2007-03-27 |
| D538324 | Camera housing | Hirohisa Tanaka | 2007-03-13 |
| D495335 | Combined media reader/writer and fingerprint reader | Hirohisa Tanaka | 2004-08-31 |
| D492661 | Disc player/recorder | Gisuke Ota | 2004-07-06 |
| D491218 | Printer | Hidefumi Goto | 2004-06-08 |
| D483764 | Combined mouse and fingerprint reader/writer | Hirohisa Tanaka | 2003-12-16 |
| D459378 | Electronic still camera | Keitaro Tsuboki | 2002-06-25 |
| D457515 | Earphone | Keitaro Tsuboki | 2002-05-21 |
| D450713 | Audio player | Keitaro Tsuboki | 2001-11-20 |
| D432109 | Audio disc player | Takayuki Kobayashi | 2000-10-17 |
| D409608 | Disc player | — | 1999-05-11 |
| D409191 | Disc player | — | 1999-05-04 |
| D400876 | Disc player | — | 1998-11-10 |
| D399843 | Data recorder | — | 1998-10-20 |
| D397113 | Disc player | — | 1998-08-18 |
| D386491 | Magnet optical disc recorder | — | 1997-11-18 |
| D365335 | Portable computer with trackball below keyboard | John P. Busch, Steven D. Gluskoter, Nobuyuki Nishigori | 1995-12-19 |
| D317449 | Relay machine for wireless telephone | Masakazu Kanatani | 1991-06-11 |
| D315729 | Wireless telephone | Masakazu Kanatani | 1991-03-26 |