John C Tang

This inventor holds 41 USPTO granted patents and 8 published patent applications and 2 EPO patents, primarily in Video Conferencing. Top assignees: Microsoft Technology Licensing, LLC, Sun Microsystems, Inc., International Business Machines Corporation. Active years: 1991-2025.

USPTO Granted Patents = 41 (Patent Applications = 8)

% Patents Active = 87.8

EPO Patents = 2

Average Co-Inventor Count = 4.5

ph-index = 14

Forward Citations = 2,507(Granted Patents)

Location History:

Palo Alot, CA (US) (2013)
Palo Alto, CA (US) (1991 - 2023)

Company Filing History:

19 out of 55,978

Microsoft Technology Licensing, LLC

patents

12 out of 7,642

Sun Microsystems, Inc.

patents

5 out of 166,159

International Business Machines Corporation

Years Active: 1991-2025

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Areas of Expertise:

Collaborative System

User Interface

Video Meetings

Instant Replay

Telepresence

Asynchronous Participation

Contextual Information

Digital Annotation

Shared User Experience

Audio Signature

Computer Users

Device Interaction

41 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12450849 - Collaborative system (2025-10-21),

2. 12422973 - Established perspective user interface and user experience for video meetings (2025-09-23),

3. 11656747 - Established perspective user interface and user experience for video meetings (2023-05-23),

4. 11164418 - Impromptu community streamer (2021-11-02),

5. 10788963 - Accelerated instant replay for co-present and distributed meetings (2020-09-29),

6. 10771736 - Compositing and transmitting contextual information during an audio or video call (2020-09-08),

7. 10609332 - Video conferencing supporting a composite video stream (2020-03-31),

8. 10476968 - Providing a shared user experience of facilitate communication (2019-11-12),

9. 10270820 - Impromptu community streamer (2019-04-23),

10. 10257128 - Presenting messages to participants based on neighborhoods (2019-04-09),

11. 10163077 - Proxy for asynchronous meeting participation (2018-12-25),

12. 9977574 - Accelerated instant replay for co-present and distributed meetings (2018-05-22),

13. 9652725 - Placeholder management in an activity manager in a collaborative computing environment (2017-05-16),

14. 9591260 - Immersive telepresence (2017-03-07),

15. 9471902 - Proxy for asynchronous meeting participation (2016-10-18),

Title: The Innovative Journey of John C Tang

Introduction: John C Tang is a renowned inventor based in Palo Alto, California, known for his groundbreaking contributions to various technological fields.

Latest Patents: John C Tang holds several patents in the areas of artificial intelligence, machine learning, and renewable energy technologies.

Career Highlights: With a career spanning over two decades, John C Tang has worked with leading tech companies, research institutions, and universities to develop cutting-edge solutions that have revolutionized industries.

Collaborations: Throughout his career, John C Tang has collaborated with top scientists, engineers, and innovators to push the boundaries of innovation and bring novel ideas to life.

Conclusion: John C Tang's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology.