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John Duncan — 12 Patents

UNUnchartedvr: 10 patents #3 of 6Top 50%
San Anselmo, CA: #19 of 239 inventorsTop 8%
California: #51,404 of 386,348 inventorsTop 15%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
John Duncan has been granted 12 US patents while listed as an inventor at Unchartedvr. The first was granted in 1985 and the most recent in August 2024. John Duncan ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list John Duncan in San Anselmo, CA, US.

Patents per Year

Patents granted per year, 1985 to 2024Bar chart with a peak of 8 patents in 2019.peak 81985: 1 patents19852018: 1 patents20182019: 8 patents20192020: 1 patents20202024: 1 patents2024

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
RE50071 Apparatus and method for grid-based virtual reality attraction Kalon Ross Gutierrez, Douglas Griffin, Richard Schulze 2024-08-06
10549184 Method for grid-based virtual reality attraction system Kalon Ross Gutierrez, Douglas Griffin, Richard Schulze 2020-02-04
10500487 Method for augmenting a virtual reality experience Kalon Ross Gutierrez, Douglas Griffin, Richard Schulze 2019-12-10
10482643 Grid-based virtual reality system for communication with external audience Kalon Ross Gutierrez, Douglas Griffin, Richard Schulze 2019-11-19
10449443 Modular props for a grid-based virtual reality attraction Kalon Ross Gutierrez, Douglas Griffin, Richard Schulze 2019-10-22
10413839 Apparatus and method for grid-based virtual reality attraction Kalon Ross Gutierrez, Douglas Griffin, Richard Schulze 2019-09-17
10192339 Method for grid-based virtual reality attraction Kalon Ross Gutierrez, Douglas Griffin, Richard Schulze 2019-01-29
10192340 Multiple participant virtual reality attraction Kalon Ross Gutierrez, Douglas Griffin, Richard Schulze 2019-01-29
10188962 Grid-based virtual reality attraction system Kalon Ross Gutierrez, Douglas Griffin, Richard Schulze 2019-01-29
10183232 Smart props for grid-based virtual reality attraction Kalon Ross Gutierrez, Douglas Griffin, Richard Schulze 2019-01-22
10105619 Modular solution for delivering a virtual reality attraction Kalon Ross Gutierrez, Douglas Griffin, Richard Schulze 2018-10-23
4539368 Technology for the production of inverse emulsion polymers Andrejs Zvejnieks 1985-09-03

Frequent Collaborators

Richard Schulze11 shared
Douglas Griffin11 shared
Kalon Ross Gutierrez11 shared
Andrejs Zvejnieks1 shared

Nearby-Ranked Inventors

John Patrick Hickey, III12
Gregory Lutter12
Josselin Xavier COUPARD12
Xuan Li12
Nandana Mihindukulasooriya12
Keiichi Matsuda12
Robert Imig12
Peter Mage12
Sze Ping Ching12