Inventor
Ryunosuke Kumagai
Inventor
Anjo, JP
Overview
Patents· 27 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 for33%
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding19%
B25DPercussive tools11%
H02KDynamo-electric machines7%
B24BMachines, devices, or processes for grinding or polishing5%
H02JElectric power networks5%
H01HElectric switches4%
LOC084%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles2%
B62MRider propulsion of wheeled vehicles or sledges2%
PatentTitleYear
11,045,926Impact tool202110,994,404Electric tool202110,967,496Impact tool202110,906,163Power tool202110,821,577Power tool202010,491,148Electric working machine201910,478,950Power tool201910,343,268Rotary impact tool201910,322,498Electric power tool201910,213,907Impact tool201910,213,912Impact tool201910,155,304Electric tool20189,676,092'Electric power tool'20179,643,300'Impact tool'20179,630,310'Electric tool'20179,463,565'Rechargeable electric tool'20169,016,397'Electric power tool suspending attachment and electric power tool equipped with the same'20158,952,581'Electric tools'20158,827,003'Impact tool'20148,733,471'Rechargeable electric tool'20148,708,063'Rechargeable electric tool'20148,607,893'Impact tool with a protecting cover'20138,573,322'Hook for electric power tools and electric power tool equipped with the hook'20138,490,732'Electric wheeled apparatus powered by battery packs'20138,443,913'Hook for electric power tool and rechargeable electric power tool equipped with the hook'2013D0679160'Portable electric driver'2013D0677137'Portable electric driver'2013Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2013–2021Patents assigned to MAKITA CORP (27)· patent assignee history
2013–2015Patents assigned to KUMAGAI RYUNOSUKE (11)· patent assignee history
2013–2015Patents assigned to NAGASAKA HIDENORI (8)· patent assignee history
2013Patents assigned to OKUDA SHINSUKE (2)· patent assignee history
2013Patents assigned to SUGIMOTO MANABU (2)· patent assignee history
2013–2021Based in Anjo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MAKITA CORP | 27 | 2013–2021 |
| KUMAGAI RYUNOSUKEself | 11 | 2013–2015 |
| NAGASAKA HIDENORI | 8 | 2013–2015 |
| OKUDA SHINSUKE | 2 | 2013 |
| SUGIMOTO MANABU | 2 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Anjo, JP | 27 | 2013–2021 |