Inventor
Keiji Ohmura
Inventor
Kudamatsu, JP
Overview
Patents· 18 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B61Dprimary
B61DBody details or kinds of railway vehicles17%
G06TImage data processing or generation, in general10%
H04NPictorial communication, e.g. television10%
G06VImage or video recognition or understanding8%
Y02TClimate change mitigation technologies related to transportation8%
B62DMotor vehicles6%
G06FElectric digital data processing6%
G06KGraphical data reading6%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes6%
B61LGuiding railway traffic4%
PatentTitleYear
10,949,983Image processing apparatus, image processing system, image processing method, and computer-readable recording medium202110,873,719Image processing device, image processing system, image processing method, and computer program product202010,638,193Image processing device, image processing system, and image processing method202010,431,260Information processing apparatus, information processing system, and information processing method20199,875,409Abnormality detection apparatus, abnormality detection method, and recording medium storing abnormality detection program20189,031,855'Teleconference support system'20158,870,386'Projection image area detecting device that generates marker images'20148,773,462'Apparatus, system, and method of sharing drawing data'20148,494,219'Image extraction device and image extraction method'20135,601,034'Rolling stock and method for equipping the interior the same'19975,595,123'Rolling stock and method for equipping the interior the same'19975,287,814'Car body of railway rolling stock and method for fabricating car body'19945,188,039'Method of fixing inside panel of car and structure for fixing the same'19935,113,769'Car body for railway rolling stock and method for fabricating car body'19925,109,777'Car body for railway rolling stock with joggled adjacent side sheet end construction for smooth exterior'19924,995,321'Car body for railway rolling stock'19914,993,329'Car body for railway rolling stock and method of fabricating the car body'19914,645,258'Underframe construction for railway vehicle'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–1997Patents assigned to HITACHI LTD (9)· patent assignee history
1987–1997Based in Kudamatsu, JP· patent location history
2013–2021Patents assigned to OHMURA KEIJI (9)· patent assignee history
2013–2021Patents assigned to RICOH CO LTD (9)· patent assignee history
2013–2015Patents assigned to ARAKI TADASHI (4)· patent assignee history
2013–2015Patents assigned to KASUYA YUUJI (4)· patent assignee history
2013–2015Based in Yokohama, JP· patent location history
2014–2021Based in Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 9 | 1987–1997 |
| OHMURA KEIJIself | 9 | 2013–2021 |
| RICOH CO LTD | 9 | 2013–2021 |
| ARAKI TADASHI | 4 | 2013–2015 |
| KASUYA YUUJI | 4 | 2013–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kudamatsu, JP | 9 | 1987–1997 |
| Kanagawa, JP | 7 | 2014–2021 |
| Yokohama, JP | 2 | 2013–2015 |