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% Expired Patents = 20.0

Trademarks = 1

Forward Citations = 272

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7 inventors (with patents filed for the assignee):

Masahisa Muroki (3 out of 3 patents)

Hiroyuki Kasano (2 out of 2 patents)

Harold P Kopp (2 out of 2 patents)

4. Jack E Bertsch (2 out of 2 patents)

5. Toshihiro Yamase (1 out of 1 patent)

6. Shiro Shigeta (1 out of 8 patents)

7. George A Graham (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 6622037 - Transdermal administrating device (2003-09-16),

2. 6565890 - Antiviral drugs containing heteropolyanions (2003-05-20),

3. 5944685 - Skin-contact type medical treatment apparatus (1999-08-31),

4. 5848985 - Skin-contact type medical treatment apparatus (1998-12-15),

5. 5817139 - Skin-contact type antiallergic skin-therapeutic apparatus using voltage (1998-10-06),

6. 5772688 - Skin-contact type medical treatment apparatus (1998-06-30),

7. D312583 - Circuit tester (1990-12-04),

8. 4878852 - Circuit tester construction (1989-11-07),

9. 4857826 - Tester system for electrical power circuits terminated at an outlet plug (1989-08-15),

10. 4500160 - Electrical connector device (1985-02-19),

Polytronics, Ltd. is a leading manufacturer of high-quality electronic components, specializing in products such as varistors, thermistors, resistors, and capacitors. With a focus on innovation and quality, Polytronics has been providing reliable solutions to the electronics industry for over 20 years. Their products are used in a wide range of applications, from consumer electronics to automotive systems, and are trusted by customers around the world for their performance and durability.

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