Tsuguo Maru

This inventor holds 31 USPTO granted patents and 3 published patent applications, plus 4 CIPO patents and 6 EPO patents, primarily in Wireless Communication. Top assignee: Nec Corporation. Active years: 1987-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsuguo Maru. Retrieved from https://idiyas.com/inventor/tsuguo-maru

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

USPTO Granted Patents = 31 (Patent Applications = 3)

% Patents Active = 80.6

CIPO Patents = 4

EPO Patents = 6 (Patent Applications = 5)

Average Co-Inventor Count = 1.1

ph-index = 10

Forward Citations = 339(Granted Patents)

Location History:

Minato-ku, JP (2010)
Tokyo, JP (1987 - 2021)

Company Filing History:

31 out of 36,718

Nec Corporation

patents

Years Active: 1987-2021

Loading Chart...

Areas of Expertise:

Wireless Signal Transmitting Antenna

MIMO Communication System

Turbo Decoder

CDMA Cell Search

Encoder

Decoder

Digital Automatic Gain Control

Quadrature Modulator

Interleaver

Low-Power Viterbi Decoder

Radio Communication System

Security Module

31 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11115102 - Wireless signal transmitting antenna, wireless signal receiving antenna, wireless signal transmitting system, wireless signal transmitting method, and wireless signal receiving method (2021-09-07),

2. 10673511 - Wireless signal transmitting antenna, wireless signal receiving antenna, wireless signal transmitting system, wireless signal transmitting method, and wireless signal receiving method (2020-06-02),

3. 10177829 - Wireless signal transmitting antenna, wireless signal receiving antenna, wireless signal transmitting system, wireless signal transmitting method, and wireless signal receiving method (2019-01-08),

4. 9608705 - MIMO communication system for propagation environment including deterministic communication channel, and antennas for MIMO communication system (2017-03-28),

5. 9379796 - MIMO communication system having deterministic communication path and antenna arrangement method therfor (2016-06-28),

6. 9071312 - Wireless communication apparatus and wireless communication method (2015-06-30),

7. 8571125 - MIMO communication system having deterministic channels and antenna arrangement method therfor (2013-10-29),

8. 8140930 - Encoder and decoder by LDPC coding (2012-03-20),

9. 7830988 - MIMO decoder and MIMO decoding method (2010-11-09),

10. 7760690 - High-speed cell search system for CDMA (2010-07-20),

11. 7734990 - Spatial-multiplexed signal detection method and spatial and temporal iterative decoder that uses this method (2010-06-08),

12. 7724709 - High-speed cell search system for CDMA (2010-05-25),

13. 7289475 - High-speed cell search system for CDMA (2007-10-30),

14. 7210076 - Interleaving order generator, interleaver, turbo encoder, and turbo decoder (2007-04-24),

15. 7133472 - High-speed turbo decoder (2006-11-07),

Title: The Innovative Contributions of Tsuguo Maru in Wireless Communication

Introduction: Tsuguo Maru, a prominent inventor based in Tokyo, Japan, has made significant advancements in the field of wireless communication. With an impressive portfolio of 31 patents, Maru is recognized for his innovative approaches to enhancing wireless signal transmission and reception. His work reflects a strong commitment to pushing the boundaries of technology and improving communication systems.

Latest Patents: Among Tsuguo Maru's most recent patents are the wireless signal transmitting antenna, wireless signal receiving antenna, wireless signal transmitting system, wireless signal transmitting method, and wireless signal receiving method. These inventions focus on forming signals into spiral beams, allowing for adjustable spiral pitches and enabling the transmission and reception of multiple spiral beams simultaneously. This technology features a signal emitting means with multiple antenna elements evenly spaced in a circular layout, alongside a signal distribution means that generates various second signals with specific phase differences, culminating in a spirally inclined equiphase surface output.

Career Highlights: Maru's career is marked by his impactful work at NEC Corporation, where he has contributed to the development of advanced communication technologies. His extensive patent portfolio not only showcases his expertise but also highlights his role in driving innovation within the company.

Collaborations: Throughout his career, Tsuguo Maru has collaborated with talented colleagues, including Masashi Hirabe and Masaki Ichihara. Together, they have explored groundbreaking concepts in wireless technology, further enhancing the capabilities of communication systems.

Conclusion: Tsuguo Maru's contributions to wireless communication are invaluable, as evidenced by his multitude of patents and collaborative efforts. His innovative spirit and dedication to research continue to inspire advancements in the industry, paving the way for a future where wireless communication is more efficient and effective.

Profile summary based on public USPTO records.