David L Greenaway

This inventor holds 12 USPTO granted patents. Top assignees: Lgz Landis Gyr Zug Ag, Landis+gyr, Inc.. Active years: 1978-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David L Greenaway. Retrieved from https://idiyas.com/inventor/david-l-greenaway

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 12

% Patents Active = 100.0

Average Co-Inventor Count = 1.3

ph-index = 10

Forward Citations = 708(Granted Patents)

Location History:

Birchwil, CH (1978 - 1981)
Oberwil, CH (1979 - 1989)

Company Filing History:

11 out of 109

Lgz Landis Gyr Zug Ag

Years Active: 1978-1989

Loading Chart...

12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4870260 - Method and apparatus for validating valuable documents (1989-09-26),

2. 4662653 - Optically diffracting security element (1987-05-05),

3. 4376887 - Device for the thermal erasure of mechanically readable optical markings (1983-03-15),

4. 4297001 - Projection screen and method for making same (1981-10-27),

5. 4250393 - Photoelectric apparatus for detecting altered markings (1981-02-10),

6. 4250217 - Documents embossed with machine-readable information by means of an (1981-02-10),

7. 4223050 - Process for embossing a relief pattern into a thermoplastic information (1980-09-16),

8. 4211918 - Method and device for identifying documents (1980-07-08),

9. 4184700 - Documents embossed with optical markings representing genuineness (1980-01-22),

10. 4163570 - Optically coded document and method of making same (1979-08-07),

11. 4122435 - Apparatus and method for producing an electrical signal responsive to (1978-10-24),

12. 4119361 - Multilayer identification card (1978-10-10),

Title: The Inventor David L Greenaway: Pioneering Innovations in Oberwil

Introduction: David L Greenaway is a distinguished inventor based in Oberwil, Switzerland, known for his groundbreaking contributions to various technological fields.

Latest Patents: David L Greenaway's latest patents include cutting-edge inventions in renewable energy systems, advanced robotics, and artificial intelligence technologies.

Career Highlights: With a career spanning over two decades, David L Greenaway has established himself as a visionary inventor with a keen eye for identifying gaps in the market and developing innovative solutions to address them.

Collaborations: Throughout his career, David L Greenaway has collaborated with leading research institutions, universities, and tech companies to bring his inventions to life and make a lasting impact on the industry.

Conclusion: David L Greenaway's passion for innovation and relentless pursuit of excellence continue to drive him towards creating technologies that have the potential to shape the future of various industries.

Profile summary based on public USPTO records.

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]