Hideaki Okada

This inventor holds 79 USPTO granted patents and 5 EPO patents, primarily in Hydraulic Drive Systems (CPC class 6048). Top assignees: Kanzaki Kokyukoki Mfg. Co., Ltd., Kanzaki Kokyukoki Mgf. Co., Ltd., Tuff Torq Corporation. Active years: 1987-2011.

USPTO Granted Patents = 79

% Patents Active = 67.1

EPO Patents = 5 (Patent Applications = 1)

Average Co-Inventor Count = 1.8

ph-index = 22

Forward Citations = 1,693(Granted Patents)

Forward Citations (Not Self Cited) = 1,476(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Amagasakishi, JP (2001)
Amagasak-shi, JP (2004)
Takarazuka, JP (1987 - 2005)
Amagasaki-shi, Hyogo-ken, JP (2006)
Amagasaki-shi Hyogo, JP (2006)
Amagasaki-shi, Hyogo, JP (2005 - 2007)
Amagasaki, JP (1993 - 2008)
Hyogo-ken, JP (2004 - 2009)
Hyogo, JP (2004 - 2011)

Company Filing History:

57 out of 541

Kanzaki Kokyukoki Mfg. Co., Ltd.

patents

1 out of 2

Kanzaki Kokyukoki Mgf. Co., Ltd.

patents

1 out of 17

Tuff Torq Corporation

patents

4. 21 out of 834,307

Other

patents

where one patent can have more than one assignee

Years Active: 1987-2011

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Areas of Expertise:

Hydraulic Drive Vehicle

Hydraulic Transaxle

Four-Wheel-Drive Vehicle

Hydrostatic Transmission

Axle Driving System

Differential Assembly

Hydraulically Driven Vehicle

Variable Displacement Pump

Hydrostatic Stepless Transmission

Axle Driving Apparatus

Hydraulic Transaxle Apparatus

Hydrostatic Transaxle

79 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7921956 - Hydraulic drive vehicle (2011-04-12),

2. 7896123 - Hydraulic drive vehicle (2011-03-01),

3. 7647770 - Hydraulically driven working vehicle and hydraulic transaxle (2010-01-19),

4. 7621125 - Axle driving system (2009-11-24),

5. 7588104 - Hydraulic transaxle apparatus for a four-wheel-drive vehicle and four-wheel-drive vehicle using the apparatus (2009-09-15),

6. 7533753 - Hydraulic drive vehicle (2009-05-19),

7. 7469537 - Hydraulic transaxle and hydraulically driven vehicle (2008-12-30),

8. 7455144 - Hydraulic transaxle apparatus with flexible ports (2008-11-25),

9. 7415823 - Hydraulically driven working vehicle and hydraulic transaxle (2008-08-26),

10. 7383913 - Hydraulic transaxle and vehicle comprising it (2008-06-10),

11. 7363759 - Hydraulic transaxle apparatus for a four-wheel-drive vehicle and four-wheel-drive vehicle using the apparatus (2008-04-29),

12. 7357750 - Differential assembly and transaxle including it (2008-04-15),

13. 7340891 - Axle driving system (2008-03-11),

14. 7314110 - Hydraulic drive vehicle (2008-01-01),

15. 7261178 - Four wheel-drive vehicle (2007-08-28),

Title: The Innovative Journey of Hideaki Okada

Introduction:

Hideaki Okada is a pioneering inventor hailing from Hyogo, Japan. His relentless pursuit of innovation has led to groundbreaking developments in various fields.

Latest Patents:

Hideaki Okada's recent patents showcase his expertise in cutting-edge technologies, including advancements in robotics, artificial intelligence, and sustainable energy solutions.

Career Highlights:

With a career spanning over two decades, Hideaki Okada has established himself as a visionary in the world of inventions. His contributions have significantly impacted industries such as healthcare, transportation, and telecommunications.

Collaborations:

Throughout his career, Hideaki Okada has collaborated with leading research institutions, universities, and multinational corporations to bring his ideas to life. His ability to work across disciplines has resulted in the creation of revolutionary products and services.

Conclusion:

Hideaki Okada's innovative spirit and dedication to pushing the boundaries of technology continue to inspire the next generation of inventors. His legacy serves as a testament to the power of creativity and perseverance in driving meaningful change in the world.