| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 12 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Pumps | |
| #2 | Dynamo-electric machines | |
| #3 | Non-positive-displacement pumps | |
| #4 | AC and DC conversion devices | |
| #5 | Positive-displacement engines | |
| #6 | Machines | |
| #7 | Electric motor controls |
| # | Name | Total Patents |
|---|---|---|
| #1 | Komatsu Fumito | 12 |
| #2 | Osada Hideaki | 1 |
| #3 | Murakami Makoto | 1 |
| #4 | Toyama Teru | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2020159286A | Rotary cylinder device | |
| JP2019105433A | Vacuum dryer | |
| JP2019065793A | Rotary cylinder device | |
| JP2015052307A | Rotary type cylinder device | |
| JP2013256889A | Gas compression device | |
| JP2012041914A | Four-cycle engine | |
| JP2011117432A | Rotary cylinder device | |
| JP2008283780A | Clutch mechanism of rotary machine | |
| JP2008109805A | Single-phase ac synchronous motor | |
| JP2007071147A | Pump driving device | |
| JP2007037234A | Six-pole synchronous motor | |
| JP2006054996A | Eight-polar synchronous motor |