Inventor
Toshitsugu Takekuma
Inventor
Ebina, JP
Overview
Patents· 30 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing30%
H04LTransmission of digital information, e.g. telegraphic communication19%
H05KPrinted circuits16%
H04BTransmission15%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices7%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h107%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
G11CStatic stores1%
H03KPulse technique1%
PatentTitleYear
8,106,677'Signal transmitting device suited to fast signal transmission'20127,911,224'Signal transmitting device suited to fast signal transmission'20117,791,366'Signal transmitting device suited to fast signal transmission'20107,372,292'Signal transmitting device suited to fast signal transmission'20087,015,717'Signal transmitting device suited to fast signal transmission'20066,768,346'Signal transmission system'20046,580,295'Signal transmission system'20036,441,639'Circuit module connected to a transmission line including arrangement to suppress reflections at a branch point of the transmission line'20026,420,900'Semiconductor memory'20026,211,703'Signal transmission system'20016,172,517'Signal transmitting device, circuit block and integrated circuit suited to fast signal transmission'20016,125,419'Bus system, printed circuit board, signal transmission line, series circuit and memory module'20006,088,829'Synchronous data transfer system'20006,034,878'Source-clock-synchronized memory system and memory unit'20005,933,623'Synchronous data transfer system'19995,872,471'Simultaneous bidirectional transmission circuit'19995,818,253'Signal transmitting device, circuit block and integrated circuit suited to fast signal transmission'19985,767,695'Fast transmission line implemented with receiver, driver, terminator and IC arrangements'19985,736,277'Method of making mask pattern data and process for manufacturing the mask'19985,677,092'Process for fabricating phase shift mask and process of semiconductor integrated circuit device'19975,668,834'Signal transmitting device suitable for fast signal transmission including an arrangement to reduce signal amplitude in a second stage transmission line'19975,634,042'Data transfer apparatus that compensates for differential signal delays'19975,627,481'Fast transmission line implemented with receiver, driver, terminator and IC arrangements'19975,568,063'Signal transmitting device, circuit block and integrated circuit suited to fast signal transmission'19965,565,285'Method of making mask pattern data and process for manufacturing the mask'19965,564,033'Disk array system using detachable memory medium'19965,548,226'Fast transmission line implemented with receiver, driver, terminator and IC arrangements'19965,458,998'Method of making mask pattern data and process for manufacturing the mask'19955,441,834'Process for fabricating phase shift mask and process of semiconductor integrated circuit device'19955,410,507'Special mode control method for dynamic random access memory'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2011Patents assigned to HITACHI LTD (27)· patent assignee history
1995Patents assigned to HATACHI VLSI ENGINEERING CORP (1)· patent assignee history
1995–1998Based in Ohme, JP· patent location history
1996–2012Based in Ebina, JP· patent location history
1997Patents assigned to HITACHI VLSI ENG (1)· patent assignee history
2012Patents assigned to KURIHARA RYOICHI (1)· patent assignee history
2012Patents assigned to LG ELECTRONICS INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 27 | 1995–2011 |
| HATACHI VLSI ENGINEERING CORP | 1 | 1995 |
| HITACHI VLSI ENG | 1 | 1997 |
| KURIHARA RYOICHI | 1 | 2012 |
| LG ELECTRONICS INC | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ebina, JP | 24 | 1996–2012 |
| Ohme, JP | 6 | 1995–1998 |