Inventor
Shinichirou Satou
Inventor
Hitachinaka, JP
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B25Fprimary
B25FCombination or multi-purpose tools not otherwise provided for32%
B25DPercussive tools21%
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding16%
F16DCouplings for transmitting rotation11%
B23DPlaning5%
F16FSprings5%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters5%
Y10TTechnical subjects covered by former us classification5%
PatentTitleYear
10,632,605Work tool202010,505,473Electric tool201910,377,022Power tool anvil lock mechanism20198,191,697'Spring clutch mechanism in screw driver'20128,146,463'Screw driver'20127,766,096'Electrical power tool'20107,513,317'Impact tool with vibration control mechanism'20096,557,648'Operation mode switching mechanism for a hammer drill'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2020Patents assigned to HITACHI KOKI KK (8)· patent assignee history
2003–2019Based in Hitachinaka, JP· patent location history
2012Patents assigned to SATOU SHINICHIROU (2)· patent assignee history
2012Patents assigned to SUZUURA TSUKASA (2)· patent assignee history
2012Patents assigned to YAMADA HIDEKI (2)· patent assignee history
2019–2020Patents assigned to KOKI HOLDINGS CO LTD (3)· patent assignee history
2019–2020Based in Ibaraki, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI KOKI KK | 8 | 2003–2020 |
| KOKI HOLDINGS CO LTD | 3 | 2019–2020 |
| SATOU SHINICHIROUself | 2 | 2012 |
| SUZUURA TSUKASA | 2 | 2012 |
| YAMADA HIDEKI | 2 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hitachinaka, JP | 6 | 2003–2019 |
| Ibaraki, JP | 2 | 2019–2020 |