Inventor

Atsushi Sanada

Inventor

Yamaguchi, JP

Overview

8→

Patents

2008–2014

Patent span

Electricity

Primary field (CPC H)

Patents· 8 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H01Pprimary

H01PWaveguides33%

H01QAntennas, i.e. radio aerials33%

G02BOptical elements, systems or apparatus13%

B33YAdditive manufacturing, i.e. manufacturing of three-dimensional [3d] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3d printing, stereolithography or selective laser sintering7%

B82YSpecific uses or applications of nanostructures7%

Y10TTechnical subjects covered by former us classification7%

PatentTitleYear

8,780,010'Metamaterial provided with at least one spiral conductor for propagating electromagnetic wave'2014 8,198,953'Two-dimensional left-handed metamaterial'2012 8,125,717'Three-dimensional left-handed metamaterial'2012 8,026,854'Stripline-type composite right/left-handed transmission line or left-handed transmission line, and antenna that uses same'2011 7,864,114'Negative permeability or negative permittivity meta material and surface wave waveguide'2011 7,696,951'Left-handed medium using no via'2010 7,391,288'Zeroeth-order resonator'2008 7,330,090'Zeroeth-order resonator'2008

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008Patents assigned to UNIV CALIFORNIA (2)· patent assignee history

2008–2012Based in Yamaguchi, JP· patent location history

2010Patents assigned to NAT UNIVERSITY CORP YAMAGUCHI (1)· patent assignee history

2010–2014Based in Ube, JP· patent location history

2011–2012Patents assigned to UNIV YAMAGUCHI (3)· patent assignee history

2011Patents assigned to NAT UNIVERSITY CORP YAMAGUCHI UNIVERSITY (1)· patent assignee history

2012–2014Patents assigned to SANADA ATSUSHI (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SANADA ATSUSHIself	3	2012–2014
UNIV YAMAGUCHI	3	2011–2012
UNIV CALIFORNIA	2	2008
NAT UNIVERSITY CORP YAMAGUCHI	1	2010
NAT UNIVERSITY CORP YAMAGUCHI UNIVERSITY	1	2011

Locations

Location	Patents	Span
Yamaguchi, JP	5	2008–2012
Ube, JP	3	2010–2014