| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 24 | |
| #2 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Audio-visual technology | |
| #3 | Computer technology | |
| #4 | Measurement | |
| #5 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hirata Koji | 25 |
| #2 | Yatsu Masahiko | 14 |
| #3 | Hisada Takanori | 7 |
| #4 | Ikeda Hidehiro | 7 |
| #5 | Kimura Nobuyuki | 5 |
| #6 | Anzai Yumiko | 2 |
| #7 | Minemura Hiroyuki | 2 |
| #8 | Kofuji Naoyuki | 2 |
| #9 | Ogura Naoyuki | 2 |
| #10 | Nishida Tetsuya | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US2015226896A1 | Optical element and optical device | |
| US2015234230A1 | Optical element, manufacturing method of optical element, and optical device | |
| US2014126033A1 | Image display device | |
| US2013235355A1 | Projection image displaying device with openings around its projection lens and mirror | |
| JPH0895128A | Extendible and contractible rotary stroboscope |