Inventor
Masafumi Takagi
Inventor
Miyagi, JP
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography31%
G06FElectric digital data processing25%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables13%
B60JWindows, windscreens, non-fixed roofs, doors, or similar devices for vehicles6%
E05BLocks6%
G01BMeasuring length, thickness or similar linear dimensions6%
G01DMeasuring not specially adapted for a specific variable6%
Y10TTechnical subjects covered by former us classification6%
PatentTitleYear
10,961,751Vehicle door lock apparatus202110,802,650Coordinate input device202010,775,922Input device having load calculation method for a plurality of pressed positions202010,671,230Input device and control method thereof20209,141,246'Touch pad'20158,099,028'Developer supplying apparatus and developer supplying system'20127,303,191'Sheet conveying apparatus and image forming apparatus'20077,300,054'Sheet conveying apparatus, image forming apparatus and image reading apparatus'20077,111,654'Developer supply container'20066,971,421'Developer supply container'20054,891,672'Image forming apparatus with developing device accommodating apparatus'19904,841,329'Developing device accommodating apparatus and image forming apparatus and developing device'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–2012Patents assigned to CANON KK (7)· patent assignee history
1989–1990Based in Kawasaki, JP· patent location history
2005–2012Based in Moriya, JP· patent location history
2007Based in Ibaraki, JP· patent location history
2012Patents assigned to TAKAGI MASAFUMI (1)· patent assignee history
2015Patents assigned to ALPS ELECTRIC CO LTD (1)· patent assignee history
2015–2020Based in Miyagi, JP· patent location history
2020Patents assigned to ALPS ALPINE CO LTD (3)· patent assignee history
2021Patents assigned to ANSEI CORP (1)· patent assignee history
2021Based in Nagoya, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CANON KK | 7 | 1989–2012 |
| ALPS ALPINE CO LTD | 3 | 2020 |
| ALPS ELECTRIC CO LTD | 1 | 2015 |
| ANSEI CORP | 1 | 2021 |
| TAKAGI MASAFUMIself | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Miyagi, JP | 4 | 2015–2020 |
| Moriya, JP | 3 | 2005–2012 |
| Ibaraki, JP | 2 | 2007 |
| Kawasaki, JP | 2 | 1989–1990 |
| Nagoya, JP | 1 | 2021 |