IDiyas

For the Inventor, By the Inventor

Yokohama, Japan

Hiroyuki Ibe

USPTO Granted Patents = 18


Average Co-Inventor Count = 2.9

ph-index = 9

Forward Citations = 281(Granted Patents)


Location History:

  • Kanagawa, JP (1990 - 2005)
  • Yokohama, JP (1987 - 2013)

Company Filing History:

goldMedal18 out of 52,711 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal1 out of 226 
 
Kokusai Denshin Denwa Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1987-2013

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18 patents (USPTO):Explore Patents
1. 8619551 - Protection path reservation method and node unit (2013-12-31),
2. 6950222 - Apparatus and method for optical modulation (2005-09-27),
3. 6778557 - Point-to-multipoint communication system (2004-08-17),
4. 6643046 - Apparatus and method for optical modulation (2003-11-04),
5. 6530087 - Cable network system with ingress noise suppressing function (2003-03-04),
6. 6230195 - Communication system, user apparatus, center apparatus, and terminal interface unit for use in communication system (2001-05-08),
7. 6160990 - Cable network system with ingress noise suppressing function (2000-12-12),
8. 5739943 - Polarization control unit (1998-04-14),
9. 5432602 - Light wavelength measuring apparatus with light modulation (1995-07-11),
10. 5390017 - Optical network analyzer for measuring the amplitude characteristics and (1995-02-14),
11. 5276439 - Digital signal exchange equipment (1994-01-04),
12. 5254851 - Wide-dynamic range light receiver (1993-10-19),
13. 5140618 - Frame synchronization circuit (1992-08-18),
14. 4977561 - Oscillation mode switching laser devices (1990-12-11),
15. 4899339 - Digital multiplexer (1990-02-06),
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