Chang Zhang

This inventor holds 41 USPTO granted patents and 13 published patent applications and 2 EPO patents, primarily in Input Device Technology. Top assignees: Apple Inc., Acellent Technologies, Inc., Synaptics Corporation. Active years: 2008-2026.

USPTO Granted Patents = 41 (Patent Applications = 13)

% Patents Active = 95.1

EPO Patents = 2

Average Co-Inventor Count = 3.0

ph-index = 9

Forward Citations = 265(Granted Patents)

Location History:

Santa Clara, CA (US) (2008 - 2015)
Cupertino, CA (US) (2018 - 2022)
San Jose, CA (US) (2013 - 2024)

Company Filing History:

Acellent Technologies, Inc.

patents

5 out of 1,399

Synaptics Corporation

patents

4. 1 out of 132,108

Samsung Electronics Co., Ltd.

patents

5. 5 out of 834,411

Other

patents

where one patent can have more than one assignee

Years Active: 2008-2026

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Areas of Expertise:

Dynamic Trackpad

Integrated Interface

Optical Keyboards

Haptic Feedback

Cross Device Interactions

Position Sensors

Biometric Data

Structural Health Monitoring

Capacitive Sensing

Photo Ionization Detector

Motion Adaptive De-Interlacing

Self-Diagnostics

41 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12632131 - Laptop computer with dynamic trackpad region (2026-05-19),

2. 12632116 - Device having integrated interface system (2026-05-19),

3. 12517690 - Cross device interactions (2026-01-06),

4. 12456439 - Position sensors for system with overlapped displays (2025-10-28),

5. 12416399 - Photoluminescence keyboard glyph lighting (2025-09-16),

6. 12341508 - Input device having adjustable input mechanisms (2025-06-24),

7. 12147605 - Device having integrated interface system (2024-11-19),

8. 12099772 - Cross device interactions (2024-09-24),

9. 12067177 - Portable computer with dynamic display interface (2024-08-20),

10. 11720176 - Device having integrated interface system (2023-08-08),

11. 11500538 - Keyless keyboard with force sensing and haptic feedback (2022-11-15),

12. 11462194 - Position sensors for system with overlapped displays (2022-10-04),

13. 11422765 - Cross device interactions (2022-08-23),

14. 11394385 - Input device having adjustable input mechanisms (2022-07-19),

15. 11366523 - Device having integrated interface system (2022-06-21),

Title: Chang Zhang: Pioneering Inventor from San Jose

Introduction: Chang Zhang is a distinguished inventor based in San Jose, CA, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Chang Zhang holds several patents in the areas of artificial intelligence, machine learning, and robotics, showcasing his expertise in cutting-edge technologies.

Career Highlights: With a career spanning over two decades, Chang Zhang has worked with leading tech companies in Silicon Valley, playing a key role in developing innovative solutions that have revolutionized the industry.

Collaborations: Throughout his career, Chang Zhang has collaborated with top researchers, engineers, and scientists, fostering a culture of creativity and excellence in the projects he undertakes.

Conclusion: Chang Zhang's passion for innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and entrepreneurs.