Issued Patents All Time
Showing 1–25 of 95 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8482228 | Visible indication of mistaken lamp use | Kazuhiko Itou, Masayoshi Gyoten | 2013-07-09 |
| 7701153 | Visible indication of mistaken lamp use | Kazuhiko Itou, Masayoshi Gyoten | 2010-04-20 |
| 7699681 | Manufacturing method of an arc tube formed from a glass tube and having a spirally wound section within one plane | Noriyuki Uchida, Hidezoh Akutsu | 2010-04-20 |
| D603089 | Fluorescent lamp | Noriyuki Uchida | 2009-10-27 |
| 7586250 | Lamp having an arc tube protected from breakage | Kouhei Iwase, Yoshinori Kakuno | 2009-09-08 |
| D594999 | Fluorescent lamp | Noriyuki Uchida | 2009-06-23 |
| 7508134 | Small arc tube and low-pressure mercury discharge lamp | — | 2009-03-24 |
| D577138 | Fluorescent lamp | Hiroki Kitagawa | 2008-09-16 |
| 7423370 | Arc tube with shortened total length, manufacturing method for arc tube, and low-pressure mercury lamp | Kenji Itaya, Tatsuhiro Yabuki | 2008-09-09 |
| D576749 | Fluorescent lamp | Hiroki Kitagawa | 2008-09-09 |
| 7414358 | Fluorescent lamp and manufacturing method for arc tube | Kenji Nakano, Noriyuki Uchida, Tatsuhiro Yabuki, Junichi Takahashi, Takashi Ueda +1 more | 2008-08-19 |
| 7411350 | Small arc tube, low-pressure mercury lamp, lighting apparatus, mandrel for forming the arc tube, and production method of the arc tube | Noriyuki Uchida, Tatsuhiro Yabuki | 2008-08-12 |
| 7411351 | Arc tube formed from a glass tube and having a spirally wound section within one plane | Noriyuki Uchida, Hidezoh Akutsu | 2008-08-12 |
| D574094 | Fluorescent lamp | Hiroki Kitagawa | 2008-07-29 |
| D574093 | Fluorescent lamp | Hiroki Kitagawa | 2008-07-29 |
| 7401478 | Manufacturing methods of double-spiral arc tubes | Tatsuhiro Yabuki, Noriyuki Uchida, Takayuki Iwasaki | 2008-07-22 |
| 7394189 | Compact self-ballasted fluorescent lamp having a circuit board with connection members | Hiroki Kitagawa, Akiko Nakanishi, Yasushige Tomiyoshi, Toshikatsu Kotaki | 2008-07-01 |
| D570002 | Fluorescent lamp | Hiroki Kitagawa | 2008-05-27 |
| 7321190 | Low-pressure mercury lamp having a spiral arc tube and method for assembling the same | Akiko Nakanishi, Yoshinori Kakuno, Kenji Itaya | 2008-01-22 |
| D560023 | Base for fluorescent lamp | Hiroki Kitagawa | 2008-01-15 |
| D558904 | Fluorescent lamp | Toshiaki Tsuruha | 2008-01-01 |
| D558917 | Base for fluorescent lamp | Hiroki Kitagawa | 2008-01-01 |
| D558916 | Base for fluorescent lamp | Hiroki Kitagawa | 2008-01-01 |
| D558915 | Holder for fluorescent lamp | Yoshinori Kakuno, Yasushige Tomiyoshi | 2008-01-01 |
| D557858 | Fluorescent lamp | Hiroki Kitagawa | 2007-12-18 |