Inventor
Hideaki Sugiura
Inventor
Fuchu, JP
Overview
Patents· 18 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Hprimary
H02HEmergency protective circuit arrangements13%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers13%
F16CShafts7%
G02BOptical elements, systems or apparatus7%
H04NPictorial communication, e.g. television7%
Y10TTechnical subjects covered by former us classification7%
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding3%
B25FCombination or multi-purpose tools not otherwise provided for3%
B27BSaws for wood or similar material3%
C21DModifying the physical structure of ferrous metals3%
PatentTitleYear
9,871,365'Protective relay system and protective relay device'20189,713,880'Chainsaw'20179,209,919'Synchronization control system'20158,961,710'Carburized component and manufacturing method'20158,396,098'Digital protective relay device and data transmission device for the same'2013D0668513'Hedge trimmer'20128,059,857'Voice coil bobbin and speaker system'20117,737,677'Wide area protection control measurement system and method'20107,570,779'Speaker'20097,333,346'Circuit board having test coupon and method for evaluating the circuit board'20087,266,901'Multiple-bolt insertion tool'20077,010,141'Speaker device'20066,833,538'Device for determining focused state of taking lens'20046,822,801'Device for determining focused state of taking lens'20046,804,370'Speaker capable to playback in wide frequency range'20046,678,134'Digital protective relay system'20044,437,215'Thrust bearing with tapered lands'19844,326,758'Thrust bearing with tapered lands'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1984Based in Okazaki, JP· patent location history
2004–2018Patents assigned to TOSHIBA KK (5)· patent assignee history
2004–2011Patents assigned to PIONEER CORP (3)· patent assignee history
2004–2011Patents assigned to PIONEER TOHOKU CORP (3)· patent assignee history
2004Patents assigned to FUJI PHOTO OPTICAL CO LTD (2)· patent assignee history
2004Based in Tokyo, JP· patent location history
2006–2011Based in Yamagata, JP· patent location history
2010–2018Based in Fuchu, JP· patent location history
2011–2015Patents assigned to SUGIURA HIDEAKI (4)· patent assignee history
2012–2017Based in Aichi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 5 | 2004–2018 |
| SUGIURA HIDEAKIself | 4 | 2011–2015 |
| PIONEER CORP | 3 | 2004–2011 |
| PIONEER TOHOKU CORP | 3 | 2004–2011 |
| FUJI PHOTO OPTICAL CO LTD | 2 | 2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fuchu, JP | 4 | 2010–2018 |
| Yamagata, JP | 3 | 2006–2011 |
| Tokyo, JP | 3 | 2004 |
| Aichi, JP | 2 | 2012–2017 |
| Okazaki, JP | 2 | 1982–1984 |