Inventor

Ryo Koyama

Inventor
Palo Alto, CA, US

Overview

19→
Patents
1996–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 19 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 communication28%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes13%
G02BOptical elements, systems or apparatus10%
G06FElectric digital data processing10%
H04MTelephonic communication10%
H10DInorganic electric semiconductor devices8%
G09GArrangements or circuits for control of indicating devices using static means to present variable information5%
H01LSemiconductor devices5%
H04WWireless communication networks5%
H04NPictorial communication, e.g. television3%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2020Based in Palo Alto, CA, US· patent location history
2004–2015Patents assigned to NVIDIA CORP (7)· patent assignee history
2012–2015Patents assigned to KOYAMA RYO (5)· patent assignee history
2013–2021Patents assigned to NIPPON TELEGRAPH & TELEPHONE (4)· patent assignee history
2013–2021Based in Tokyo, JP· patent location history
2014–2020Based in Tsukuba, JP· patent location history
2016–2020Patents assigned to WEAVED INC (4)· patent assignee history
2020–2021Patents assigned to FUJIKURA LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NVIDIA CORP72004–2015
KOYAMA RYOself52012–2015
NIPPON TELEGRAPH & TELEPHONE42013–2021
WEAVED INC42016–2020
FUJIKURA LTD22020–2021
Locations
LocationPatentsSpan
Palo Alto, California, US151996–2020
Tokyo, JP22013–2021
Tsukuba, JP22014–2020