Inventor
Shingo Umemura
Inventor
Anjo, JP
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
LOC08primary
LOC0820%
B25FCombination or multi-purpose tools not otherwise provided for15%
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding10%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy10%
H02JElectric power networks10%
LOC1310%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution10%
B23BTurning5%
B25DPercussive tools5%
H01RElectrically-conductive connections5%
PatentTitleYear
9,160,125'Battery adapter'20158,752,744'Portable tools'20147,201,235'Driver drill'20076,566,005'Battery pack with an improved cooling structure'20036,213,224'Electric power tool with enhanced strength to axially-applied external force'2001D0436917'Battery pack'20016,066,938'Charging system including a charger and an electric power tool operating on an internal battery unit'2000D0412485'Battery pack'1999D0411947'Portable electric screwdriver'1999D0411425'Cordless circular saw'1999D0384261'Portable electric screwdriver'1997D0384262'Portable electric screwdriver'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2015Patents assigned to MAKITA CORP (12)· patent assignee history
1997–2015Based in Anjo, JP· patent location history
1999–2003Based in Okazaki, JP· patent location history
2000Patents assigned to HONDA MOTOR CO LTD (1)· patent assignee history
2014–2015Patents assigned to UMEMURA SHINGO (2)· patent assignee history
2014Patents assigned to MIYATA KENICHI (1)· patent assignee history
2015Patents assigned to KOBAYASHI YUKIO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MAKITA CORP | 12 | 1997–2015 |
| UMEMURA SHINGOself | 2 | 2014–2015 |
| HONDA MOTOR CO LTD | 1 | 2000 |
| KOBAYASHI YUKIO | 1 | 2015 |
| MIYATA KENICHI | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Anjo, JP | 8 | 1997–2015 |
| Okazaki, JP | 4 | 1999–2003 |