| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Japan | 7 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Civil engineering | |
| #3 | Audio-visual technology | |
| #4 | Engines, pumps and turbines | |
| #5 | Computer technology | |
| #6 | Optics | |
| #7 | Materials and metallurgy | |
| #8 | Mechanical elements | |
| #9 | Transport |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yoshida Hajime | 16 |
| #2 | Ishii Hajime | 4 |
| #3 | Noguchi Shuuhei | 1 |
| #4 | Noguchi Syuuhei | 1 |
| #5 | Shiozuka Kazuo | 1 |
| #6 | Ariga Shunji | 1 |
| #7 | Nakamura Yasuharu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2014138177A1 | Construction machine | |
| JP2013086505A | Adan brush manufacturing kit | |
| JP2012214002A | Method for producing screw pine writing brush | |
| JP2008167733A | Weeder of sawtoothed blade for shaving off weed by pushing handle | |
| JP2005245425A | Weeding machine | |
| US6097012A | Induction-heating bender | |
| JPH04199203A | Device for selecting section to be operated manually for controlling sequence | |
| JPS5763894A | Method of transferring and printing electric conducting circuit | |
| JPS5550394A | Comb type balance device |