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Inventor

Shigeru Katagiri

Inventor
Kyoto, JP

Overview

4→
Patents
1997–2008
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

G06Fprimary
G06FElectric digital data processing40%
G10LSpeech analysis techniques or speech synthesis40%
G09BEducational or demonstration appliances20%
PatentTitleYear
7,401,018'Foreign language learning apparatus, foreign language learning method, and medium'20085,754,681'Signal pattern recognition apparatus comprising parameter training controller for training feature conversion parameters and discriminant functions'19985,749,069'Pattern and speech recognition using accumulated partial scores from a posteriori odds, with pruning based on calculation amount'19985,687,358'Accelerator for mounting and interfacing a second CPU onto a motherboard'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997Patents assigned to MELCO INC (1)· patent assignee history
1997Based in Nagoya, JP· patent location history
1998Patents assigned to ATR HUMAN INF PROCESSING (1)· patent assignee history
1998Patents assigned to ATR INTERPRETING TELECOMMUNICA (1)· patent assignee history
1998–2008Based in Kyoto, JP· patent location history
1998Based in Ikoma, JP· patent location history
2008Patents assigned to ATR ADVANCED TELECOMM RES INST (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ATR ADVANCED TELECOMM RES INST12008
ATR HUMAN INF PROCESSING11998
ATR INTERPRETING TELECOMMUNICA11998
MELCO INC11997
Locations
LocationPatentsSpan
Kyoto, JP21998–2008
Ikoma, JP11998
Nagoya, JP11997