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Inventor

Seiji Igi

Inventor
Tokorozawa, JP

Overview

6→
Patents
2001–2013
Patent span
Physics
Primary field (CPC G)

Patents· 6 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G06Vprimary
G06VImage or video recognition or understanding25%
G06FElectric digital data processing17%
H04LTransmission of digital information, e.g. telegraphic communication17%
H04WWireless communication networks17%
G06TImage data processing or generation, in general8%
H04NPictorial communication, e.g. television8%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers8%
PatentTitleYear
8,576,831'Wireless network system carrying out multihop wireless communication between source and destination'20138,073,155'System for reproducing audio information corresponding to a position within a displayed image'20118,072,925'Multi-hop wireless network system'20116,819,782'Device and method for recognizing hand shape and position, and recording medium having program for carrying out the method recorded thereon'20046,256,400'Method and device for segmenting hand gestures'20016,215,890'Hand gesture recognizing device'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2004Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (3)· patent assignee history
2001–2004Patents assigned to COMM RES LAB OF MINISTRY OF PO (2)· patent assignee history
2001–2004Based in Tokorozawa, JP· patent location history
2011–2013Patents assigned to IGI SEIJI (3)· patent assignee history
2011–2013Patents assigned to NAT INST INF & COMM TECH (3)· patent assignee history
2011–2013Patents assigned to KADO YOUITI (2)· patent assignee history
2011–2013Based in Koganei, JP· patent location history
2011Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
IGI SEIJIself32011–2013
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32001–2004
NAT INST INF & COMM TECH32011–2013
COMM RES LAB OF MINISTRY OF PO22001–2004
KADO YOUITI22011–2013
Locations
LocationPatentsSpan
Tokorozawa, JP32001–2004
Koganei, JP22011–2013
Tokyo, JP12011