Inventor

Hideaki Haruyama

Inventor

Yokohama, JP

Overview

1986–2015

Patent span

Electricity

Primary field (CPC H)

Patents· 14 as inventor

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

H04Lprimary

H04LTransmission of digital information, e.g. telegraphic communication33%

H04BTransmission13%

H04JMultiplex communication13%

H04QSelecting10%

E04FFinishing work on buildings, e.g. stairs, floors7%

G02BOptical elements, systems or apparatus7%

H02GInstallation of electric cables or lines, or of combined optical and electric cables or lines7%

G06FElectric digital data processing3%

H02JElectric power networks3%

H04WWireless communication networks3%

PatentTitleYear

9,124,114'Wireless power transfer system, power transfer apparatus, and power reception apparatus'2015 5,561,686'Radio information communication system using multi-carrier spread spectrum transmission system'1996 5,493,573'Broad band switching network'1996 5,389,737'Panel for free access to signal cable and power cable'1995 5,291,527'Communication system and demodulator used in communication system'1994 5,049,700'Panel for free access to signal cable and power cable'1991 4,894,825'Frequency-division multiplex broadband multimedia network'1990 4,811,338'System for adjusting signal transmission timing to prevent signal collisions'1989 4,773,065'Data framing system for time division multiplexing transmission'1988 4,694,453'System for adjusting signal transmission timing in time-division multiplexing signal transmission'1987 4,661,950'Information transmission system in a local area network suitable for collision detection'1987 4,623,998'Communication network having gain adjustment function of a transmission amplifier of medium attachment unit'1986 4,617,656'Information transmission system with modems coupled to a common communication medium'1986 4,596,011'Data transmission system for a local network'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–2015Patents assigned to TOSHIBA KK (12)· patent assignee history

1986Patents assigned to TOKYO SHIBAURA ELECTRIC CO (2)· patent assignee history

1986–1990Based in Yokohama, JP· patent location history

1986–2015Based in Fujisawa, JP· patent location history

1991–1995Based in Tokyo, JP· patent location history

1994Based in Kanagawa, JP· patent location history

2015Patents assigned to HARUYAMA HIDEAKI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TOSHIBA KK	12	1986–2015
TOKYO SHIBAURA ELECTRIC CO	2	1986
HARUYAMA HIDEAKIself	1	2015

Locations

Location	Patents	Span
Yokohama, JP	6	1986–1990
Fujisawa, JP	5	1986–2015
Tokyo, JP	2	1991–1995
Kanagawa, JP	1	1994